Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4813085 | Lavatory flushing device | — | 1989-03-21 |
| 4676477 | Self-closing valve fitting | — | 1987-06-30 |
| 4662395 | Pressurized liquid flushing valve arrangement with a shut-off sleeve | — | 1987-05-05 |
| 4577829 | Self closing valve | — | 1986-03-25 |
| 4571753 | Toilet-tank discharge valve | — | 1986-02-25 |
| 4557000 | Toilet-tank discharge valve | — | 1985-12-10 |