Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889533 | Female urinary collection devices having hollow-walled filled urine receptacles | — | 1989-12-26 |
| 4784654 | Urinary collection system and improved female urinary appliance | — | 1988-11-15 |
| 4765372 | Check valve | — | 1988-08-23 |
| 4610275 | Valve for relieving pressure or checking reverse flow | — | 1986-09-09 |
| 4551888 | Bag shut-off clamp | — | 1985-11-12 |
| 4496355 | External female urinary appliance | Kenneth F. Hall | 1985-01-29 |
| 4243040 | Extracting device for removing objects from human body passages | — | 1981-01-06 |