Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12117863 | Four-axis positional input device | David K. Magleby, Steven H. Milne, Edward Jones | 2024-10-15 |
| 11353920 | Light-diffusing user interface surface | Charles G. Schmidt | 2022-06-07 |
| 6762905 | High density tape library system | Mark H. Helmick | 2004-07-13 |
| 6560061 | High density tape library system | Mark H. Helmick | 2003-05-06 |
| 6381089 | Tape cassette storage and accessing system with closely spaced layered cassettes | Mark H. Helmick | 2002-04-30 |
| D392147 | Simplified tape cartridge rack | William J. Gervais, Mark H. Helmick | 1998-03-17 |