Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4399495 | Flashlight | William P. Heinrich | 1983-08-16 |
| 4378885 | Pill box | William P. Heinrich | 1983-04-05 |
| D261265 | Telephone note holder, or the like | — | 1981-10-13 |
| D260401 | Reading light magnifier, or the like | — | 1981-08-25 |
| 4281527 | Key holder | William P. Heinrich | 1981-08-04 |
| 4258714 | Ear syringe | William P. Heinrich | 1981-03-31 |
| 4206978 | Light reflecting magnifier | — | 1980-06-10 |