Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5130015 | Liquid purifying attachment having pressurizing piston | Satoru Matumoto, Masashi Endo | 1992-07-14 |
| 4940542 | Liquid purifying device | Shin Sakai, Satoru Matsumoto, Osamu Yamamoto, Hisao Tanaka | 1990-07-10 |