Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D325768 | Watering can | — | 1992-04-28 |
| D318095 | Watering can | — | 1991-07-09 |
| D312863 | Filter cartridge | — | 1990-12-11 |
| 4969996 | Water purification device with an intake funnel | — | 1990-11-13 |
| 4895648 | Filter cover for a purification insert in a water treatment device with a hollow tube | — | 1990-01-23 |
| 4885089 | Liquid distributor cap for a filter cartridge | — | 1989-12-05 |
| 4666600 | Insert for a water purifier | — | 1987-05-19 |
| 4623457 | Water purifier | — | 1986-11-18 |
| 4306971 | Water purifying apparatus | — | 1981-12-22 |