Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4360933 | Urine suction and collection device for a vacuum suction type urinating aid | Ryusuke Kimura, Kenshun Ishii | 1982-11-30 |
| 4345341 | Vacuum suction type urinating aid | — | 1982-08-24 |