Patents per Year
Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 4927420 | Ultra-sharp tungsten needle for electrosurgical knife | Kim Manwaring | 1990-05-22 | $40,000 |
| 4850955 | Body fluid transfer device | — | 1989-07-25 | $8,016,000 |
| 4474569 | Antenatal shunt | — | 1984-10-02 | |
| 4240434 | Peritoneo-venous shunt | — | 1980-12-23 |