Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D309422 | Bunk bed | — | 1990-07-24 |
| 4351562 | Movable seat for a motorized transport chair | Brent L. Twitchell, Kendel S. Twitchell | 1982-09-28 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D309422 | Bunk bed | — | 1990-07-24 |
| 4351562 | Movable seat for a motorized transport chair | Brent L. Twitchell, Kendel S. Twitchell | 1982-09-28 |