Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D594989 | Back stretcher | — | 2009-06-23 |
| 4859100 | Keyboard to prevent erroneous simultaneous activation of keys | Michael N. Fenlon, Robert P. Mansur, Ronald H. Kadomiya | 1989-08-22 |
| 4742485 | Word processor with type through mode | Michael N. Fenlon, Robert P. Mansur, Ronald H. Kadomiya | 1988-05-03 |