Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8997982 | Container | Tsutomu Hotta, Kazuhiko Miyata, Takashi Owashi | 2015-04-07 |
| 6585938 | Gas concentration-detecting device for detecting concentration of gas in oil | Kyoichi Machida, Nobuyuki Ohta, Hayao Karasaki | 2003-07-01 |
| 5871339 | Ventilation arrangement for a casing covering a compressor drive unit | Naomi Goto, Norio Yoshida | 1999-02-16 |
| 5642947 | Balls for ball bearing | Yoshinobu Akamatsu, Kikuo Maeda, Katsuyoshi Yoshimura | 1997-07-01 |