Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5943950 | Utensils for table use and cooking use | Hiroko Taoda, Kimiko Minowa, Shigekazu Kato | 1999-08-31 |
| 5562820 | Process for purifying water | Hiroshi Taoda, Eiji Watanabe, Tatsuro Horiuchi, Shigekazu Kato, Seiichiro Omori | 1996-10-08 |
| 5449467 | Process for purifying water | Hiroshi Taoda, Eiji Watanabe, Tatsuro Horiuchi, Shigekazu Kato, Seiichiro Omori | 1995-09-12 |