Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12292124 | Check valve | Nobuyuki Ishizaki, Takeshi Ouchi | 2025-05-06 |
| D1057094 | Check valve | Nobuyuki Ishizaki, Takeshi Ouchi | 2025-01-07 |
| 11828373 | Check valve | Nobuyuki Ishizaki, Takeshi Ouchi, Kazuhiro Ota, Daisuke Kikuchi, Kazuhiko Kojima +2 more | 2023-11-28 |
| 8387826 | Beverage dispensing apparatus | Syunji Tsubouchi, Fumitaka Saitou | 2013-03-05 |
| 6977125 | Closed type battery | Tetsuhiro Oogaku | 2005-12-20 |
| 6702159 | Pouring spout for sparkling beverages | Sukehide Itou, Shigekazu Kondou, Fumitaka Saitou, Shunji Tsubouchi, Satoru Kobayashi +1 more | 2004-03-09 |