Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6315095 | Self-latching scissor mechanism | — | 2001-11-13 |
| 6141408 | Telephone addressing system | — | 2000-10-31 |
| 5994649 | Portable weighing device for the mobility-disabled | Todd M. Zielinski | 1999-11-30 |
| 5988661 | Drive assistance device for ordinary wheelchairs | — | 1999-11-23 |
| 5592293 | Scanning tomographical imaging telescope | — | 1997-01-07 |
| 5414225 | Mobility-disabled portable weighing device | — | 1995-05-09 |
| 5213422 | Bicameral pictographic-language keyboard | — | 1993-05-25 |
| 5194687 | Means of disabling tactical armored vehicles | — | 1993-03-16 |