Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5045055 | Flow control valve assembly for syringes | Donald I. Gonser | 1991-09-03 |
| 5003434 | Miniature hand-held spot source of illumination | Donald I. Gonser | 1991-03-26 |
| 4957483 | Sterilizable syringe | Donald I. Gonser | 1990-09-18 |
| 4225050 | Tamper-proof bottle caps and method of forming same | — | 1980-09-30 |