Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5227935 | Tape drive having a selectively retractable drive hub | Norman Gordon, Robert V. Elliott, Charles William Donkin | 1993-07-13 |
| 4225989 | Inflatable supports | Siu L. Ho, Ronald J. Clark | 1980-10-07 |