A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z
| Inventor Name | City | State | |
|---|---|---|---|
| Raitt, George | Cincinnati | OH | View patents |
| Ralphe, Michael | Cincinnati | OH | View patents |
| Rancevan, John | Cincinnati | OH | View patents |
| Rancevau, John | Carthage | OH | View patents |
| Randall, Silas | Cincinnati | OH | View patents |
| Randolph, Theodore | Cincinnati | OH | View patents |
| Randolph, Theodore | Cincinnati | OH | View patents |
| Randolph, Theodore | Cincinnati | OH | View patents |
| Rankin, Charles | Cincinnati | OH | View patents |
| Rankin, Charles | Cincinnati | OH | View patents |
| Ratcliff, Charles | Cincinnati | OH | View patents |
| Ratterman, Henry | Cincinnati | OH | View patents |
| Raymond, James | Cincinnati | OH | View patents |
| Redgrave, Montague | Cincinnati | OH | View patents |
| Redway, A. | Cincinnati | OH | View patents |
| Redway, Albert | Cincinnati | OH | View patents |
| Redway, Albert | Cincinnati | OH | View patents |
| Redway, Albert | Cincinnati | OH | View patents |
| Redway, Albert | Cincinnati | OH | View patents |
| Redway, Albert | Cincinnati | OH | View patents |
| Redway, Albert | Cincinnati | OH | View patents |
| Redway, Albert | Cincinnati | OH | View patents |
| Redway, Albert | Cincinnati | OH | View patents |
| Redwig, Albert | Cincinnati | OH | View patents |
| Reed, John | Cincinnati | OH | View patents |
| Reed, John | Cincinnati | OH | View patents |
| Reeder, Jesse | Cincinnati | OH | View patents |
| Reeder, Ralph | Cincinnati | OH | View patents |
| Reedy, Henry | Cincinnati | OH | View patents |
| Reedy, Henry | Cincinnati | OH | View patents |
| Reedy, Henry | Cincinnati | OH | View patents |
| Reedy, James | Cincinnati | OH | View patents |
| Rees, Edward | Cincinnati | OH | View patents |
| Reeves, James | Cincinnati | OH | View patents |
| Reiher, Frank | Cincinnati | OH | View patents |
| Reilly, B. | Cincinnati | OH | View patents |
| Reilly, Boyd | Cincinnati | OH | View patents |
| Reilly, William | Cincinnati | OH | View patents |
| Reinauer, Leopold | Cincinnati | OH | View patents |
| Reinshagen, Peter | Cincinnati | OH | View patents |
| Reinshagen, Peter | Cincinnati | OH | View patents |
| Reinshagen, Peter | Cincinnati | OH | View patents |
| Reinshagen, Peter | Cincinnati | OH | View patents |
| Resor, | Cincinnati | OH | View patents |
| Resor, | Cincinnati | OH | View patents |
| Resor, Isaac | Cincinnati | OH | View patents |
| Resor, Jacob | Cincinnati | OH | View patents |
| Resor, R. | Cincinnati | OH | View patents |
| Resor, R. | Cincinnati | OH | View patents |
| Resor, W. | Cincinnati | OH | View patents |
| Resor, William | Cincinnati | OH | View patents |
| Resor, William | Cincinnati | OH | View patents |
| Resor, William | Cincinnati | OH | View patents |
| Resor, William | Cincinnati | OH | View patents |
| Resor, William | Cincinnati | OH | View patents |
| Resor, William | Cincinnati | OH | View patents |
| Resor, William | Cincinnati | OH | View patents |
| Resor, William | Cincinnati | OH | View patents |
| Resor, William | Cincinnati | OH | View patents |
| Resor, William | Cincinnati | OH | View patents |
| Resor, William | Cincinnati | OH | View patents |
| Resor, William | Cincinnati | OH | View patents |
| Resor, William | Cincinnati | OH | View patents |
| Resor, William | Cincinnati | OH | View patents |
| Resor, William | Cincinnati | OH | View patents |
| Resor, William | Cincinnati | OH | View patents |
| Resor, William | Cincinnati | OH | View patents |
| Resor, William | Cincinnati | OH | View patents |
| Resor, William | Cincinnati | OH | View patents |
| Resor, William | Cincinnati | OH | View patents |
| Resor, William | Cincinnati | OH | View patents |
| Ressegine, William | Cincinnati | OH | View patents |
| Reubenow, Ernst | Cincinnati | OH | View patents |
| Reuter, Conrad | Cincinnati | OH | View patents |
| Reuter, Conrad | Cincinnati | OH | View patents |
| Reuter, Conrad | Cincinnati | OH | View patents |
| Reynolds, A. | Cincinnati | OH | View patents |
| Reynolds, Jabez | Cincinnati | OH | View patents |
| Reynolds, Jabez | Cincinnati | OH | View patents |
| Reynolds, Jr, Jabez | Cincinnati | OH | View patents |
| Rice, Henry | Cincinnati | OH | View patents |
| Rice, Orrin | Cincinnati | OH | View patents |
| Rice, Peter | Ashtabula | OH | View patents |
| Rice, Uriah | Cincinnati | OH | View patents |
| Richards, Allan | Cincinnati | OH | View patents |
| Richards, Henry | Cincinnati | OH | View patents |
| Richards, John | Cincinnati | OH | View patents |
| Richards, John | Cincinnati | OH | View patents |
| Richards, John | Cincinnati | OH | View patents |
| Richards, John | Cincinnati | OH | View patents |
| Richards, John | Cincinnati | OH | View patents |
| Richards, John | Cincinnati | OH | View patents |
| Richards, John | Cincinnati | OH | View patents |
| Richards, John | Cincinnati | OH | View patents |
| Richards, John | Cincinnati | OH | View patents |
| Richards, John | Cincinnati | OH | View patents |
| Richards, John | Cincinnati | OH | View patents |
| Richards, John | Cincinnati | OH | View patents |
| Richards, Thomas | Cincinnati | OH | View patents |
| Richards, Thomas | Cincinnati | OH | View patents |
| Richards, Jr, Warren | Cincinnati | OH | View patents |
| Richey, James | Cincinnati | OH | View patents |
| Richmann, Henry | Cincinnati | OH | View patents |
| Richmann, Henry | Cincinnati | OH | View patents |
| Richter, Joseph | Cincinnati | OH | View patents |
| Ricketts, William | Cincinnati | OH | View patents |
| Riddle, John | Cincinnati | OH | View patents |
| Riddle, John | Cincinnati | OH | View patents |
| Riehl, M. | Cincinnati | OH | View patents |
| Rigby, James | Cincinnati | OH | View patents |
| Riley, John | Cincinnati | OH | View patents |
| Riley, John | Cincinnati | OH | View patents |
| Riley, John | Cincinnati | OH | View patents |
| Rindge, Isaac | Cincinnati | OH | View patents |
| Riouff, Henry | Pleasant Ridge | OH | View patents |
| Ripley, William | Cincinnati | OH | View patents |
| Ritter, C. | Cincinnati | OH | View patents |
| Ritter, Henry | Cincinnati | OH | View patents |
| Ritter, Henry | Cincinnati | OH | View patents |
| Ritter, Henry | Cincinnati | OH | View patents |
| Ritter, Henry | Cincinnati | OH | View patents |
| Ritter, Henry | Cincinnati | OH | View patents |
| Ritter, Henry | Cincinnati | OH | View patents |
| Robbins, E. | Cincinnati | OH | View patents |
| Robbins, E. | Cincinnati | OH | View patents |
| Robbins, Edward | Cincinnati | OH | View patents |
| Robbins, Edward | Cincinnati | OH | View patents |
| Robbins, Edward | Cincinnati | OH | View patents |
| Robbins, Edward | Cincinnati | OH | View patents |
| Robbins, Edward | Cincinnati | OH | View patents |
| Robbins, Edward | Cincinnati | OH | View patents |
| Robbins, Edward | Cincinnati | OH | View patents |
| Robbins, Edward | Cincinnati | OH | View patents |
| Robbins, Hiram | Cincinnati | OH | View patents |
| Robbins, Hiram | Cincinnati | OH | View patents |
| Robbins, Hiram | Cincinnati | OH | View patents |
| Robbins, Hiram | Cincinnati | OH | View patents |
| Robbins, John | Cincinnati | OH | View patents |
| Robbins, Martin | Cincinnati | OH | View patents |
| Robbins, Martin | Cincinnati | OH | View patents |
| Robbins, Martin | Cincinnati | OH | View patents |
| Robbins, Martin | Cincinnati | OH | View patents |
| Robbins, Martin | Cincinnati | OH | View patents |
| Robbins, Martin | Cincinnati | OH | View patents |
| Robbins, Martin | Cincinnati | OH | View patents |
| Roberts, John | Cincinnati | OH | View patents |
| Robinson, A. | Cincinnati | OH | View patents |
| Robinson, George | Cincinnati | OH | View patents |
| Robinson, Joseph | Cincinnati | OH | View patents |
| Robson, George | Cincinnati | OH | View patents |
| Robson, George | Cincinnati | OH | View patents |
| Robson, William | Cincinnati | OH | View patents |
| Roddy, Mitchell | Cincinnati | OH | View patents |
| Rodefer, Joseph | Cincinnati | OH | View patents |
| Rodefer, Joseph | Cincinnati | OH | View patents |
| Rodifer, Joseph | Cincinnati | OH | View patents |
| Roe, D. | Cincinnati | OH | View patents |
| Rogers, Francis | Cincinnati | OH | View patents |
| Rogers, Hiram | Cincinnati | OH | View patents |
| Rogers, Hiram | Cincinnati | OH | View patents |
| Rogers, Howard | Cincinnati | OH | View patents |
| Rogers, Isaiah | Cincinnati | OH | View patents |
| Rogers, John | Cincinnati | OH | View patents |
| Rohan, D. | Cincinnati | OH | View patents |
| Rohan, David | Cincinnati | OH | View patents |
| Rollf, Robt. | Cincinnati | OH | View patents |
| Ronx, Benoit | Cincinnati | OH | View patents |
| Root, David | Cincinnati | OH | View patents |
| Root, David | Cincinnati | OH | View patents |
| Root, David | Cincinnati | OH | View patents |
| Root, James | Cincinnati | OH | View patents |
| Root, James | Cincinnati | OH | View patents |
| Root, James | Cincinnati | OH | View patents |
| Root, James | Cincinnati | OH | View patents |
| Rose, D. | Cincinnati | OH | View patents |
| Rose, Salomon | Cincinnati | OH | View patents |
| Rose, Salomon | Cincinnati | OH | View patents |
| Rosecrans, William | Cincinnati | OH | View patents |
| Rosencrans, William | Cincinnati | OH | View patents |
| Rosencrantz, E. | Cincinnati | OH | View patents |
| Ross, A. | Cincinnati | OH | View patents |
| Ross, Abbott | Cincinnati | OH | View patents |
| Ross, Abbott | Cleves | OH | View patents |
| Ross, Abbott | Cincinnati | OH | View patents |
| Ross, Abbott | Cincinnati | OH | View patents |
| Ross, David | Cincinnati | OH | View patents |
| Ross, Hervy | Cincinnati | OH | View patents |
| Ross, N. | Cincinnati | OH | View patents |
| Roth, Gregory | Cincinnati | OH | View patents |
| Rouse, George | Cincinnati | OH | View patents |
| Rouse, George | Cincinnati | OH | View patents |
| Rouse, George | Cincinnati | OH | View patents |
| Rouse, George | Cincinnati | OH | View patents |
| Roux, Benoit | Cincinnati | OH | View patents |
| Roux, Benoit | Cincinnati | OH | View patents |
| Roux, Benoit | Cincinnati | OH | View patents |
| Roux, Benoit | Cincinnati | OH | View patents |
| Rowe, J. | Cincinnati | OH | View patents |
| Rowe, James | Cincinnati | OH | View patents |
| Rowe, James | Cincinnati | OH | View patents |
| Rowe, John | Cincinnati | OH | View patents |
| Royer, Theodore | Cincinnati | OH | View patents |
| Rugg, K. | Cincinnati | OH | View patents |
| Russell, Niram | Harrison | OH | View patents |
| Russell, William | Cincinnati | OH | View patents |
| Russell, William | Cincinnati | OH | View patents |
| Russell, William | Cincinnati | OH | View patents |
| Rust, Jr, S. | Cincinnati | OH | View patents |
| Rust, Jr, Samuel | Cincinnati | OH | View patents |
| Rust, Jr, Samuel | Cincinnati | OH | View patents |
| Rust, Jr., Samuel | Cincinnati | OH | View patents |
| Ryan, Daniel | Cincinnati | OH | View patents |
| Ryan, P. | Cincinnati | OH | View patents |