Patents per Year
Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 11377245 | Pre-perforated substrate separator and insertion device for food preparation line and pre-perforated substrate | Andrew H. Ward, Dante Pietrinferni | 2022-07-05 | |
| 6353705 | Speed control circuit of a direct current motor | Yutaka Matsunaga | 2002-03-05 | $139,000 |
| 4924346 | Gas discharge surge suppressor for a telephone line | — | 1990-05-08 |