Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5387895 | Control apparatus particularly adapted for handicapped persons | Louis A. Keppner | 1995-02-07 |
| 5281945 | Control apparatus particularly adapted for handicapped persons | Louis A. Keppner | 1994-01-25 |