Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12270473 | Coupling structure | Toru Kishi | 2025-04-08 |
| 8979137 | Coupling ring | Tatsuya Hayashi, Yuji Yamaguchi, Toshiyuki Himi, Kazuhiro Oya | 2015-03-17 |
| 8491017 | Fitting structure including a pair of connection pipes and a clamp ring | Yusuke Nagase, Yoshiki Adachi | 2013-07-23 |
| 6073646 | Gas controlling device for integration | — | 2000-06-13 |
| 5326078 | Metal diaphragm valve | — | 1994-07-05 |
| 4586789 | Liquid crystal display unit with particular electrode terminal groupings | Munehisa Kishimoto, Noboru Sakata, Kouichi Fujiwara, Hidekazu Komura | 1986-05-06 |