Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4279853 | Method of forming a socket end on a plastic pipe and a molding device for use of the method | Ryozo Ohta, Tadao Yoshizawa, Masayuki Sakaguchi, Junsuke Kyomen, Ryuichi Yoneda +1 more | 1981-07-21 |
| 4216650 | Alarm wristwatch | Shigeo Mori, Fumikazu Murakami, Ichiro Horikoshi, Soya Takahasai | 1980-08-12 |
| 4197697 | Alarm watch | Shigeo Mori, Fumikazu Murakami, Ichiro Horikoshi, Souya Takahashi | 1980-04-15 |