Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D322601 | Disk drive unit for computer | Richard Sapper, Steven A. Silverstein | 1991-12-24 |
| D321532 | Printer | Marguerite H. Doyle, Troy A. Lee, Nadia Nouri, Steven A. Silverstein, Bernard L. Wilzbach +1 more | 1991-11-12 |
| D321345 | Computer crt monitor | Larry Steven Foster, Richard Sapper, Steven A. Silverstein | 1991-11-05 |
| D320978 | Word processor system unit | Darell D. Cronch, Freddie M. Lawson, Robert F. McDaniel | 1991-10-22 |
| D319049 | Computer upper expansion unit | Steven A. Silverstein | 1991-08-13 |
| D314559 | Computer display station | Larry Steven Foster, Richard Sapper, Steven A. Silverstein | 1991-02-12 |
| D309323 | Cartridge for an electrophotographic printer | James A. Craft, William D. Freeman, James J. Molloy, David Shadwick, Thomas George Twardeck | 1990-07-17 |
| D302439 | Printer | Johnnie Coffey | 1989-07-25 |
| D291093 | Display for electronic typewriter or similar article | — | 1987-07-28 |
| D286638 | Printer | Peter J. Mendel | 1986-11-11 |
| D286053 | Data memory module | Robert F. McDaniel | 1986-10-07 |
| D284673 | Typewriter feature attachment | — | 1986-07-15 |
| D281701 | Electronic typewriter | — | 1985-12-10 |
| 4307763 | Toner container | — | 1981-12-29 |