Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D439790 | Water pitcher | Roy Matsushita | 2001-04-03 |
| 6042725 | Water filter cartridge | Roy Matsushita | 2000-03-28 |
| 5989424 | Water filtration cartridge | Jim Reading, Gerry Morgenroth, Roy Matsushita | 1999-11-23 |
| D370711 | Water filter cartridge | Jim Reading, Gerry Morgenroth, Roy Matsushita | 1996-06-11 |