Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11698137 | Centric butterfly valve | — | 2023-07-11 |
| 11428326 | Centric butterfly valve | — | 2022-08-30 |
| 10735573 | Contact management system and contact management method | Takafumi Endo, Yasunori Suzumura, Hidetada Anan, Yasuhiro Yamazono, Hiroshi Iyobe +1 more | 2020-08-04 |
| 9879790 | High-pressure trunnion ball valve and hydrogen station using the same | Ronald Guenther, Osamu Watanabe | 2018-01-30 |
| 9141941 | Information processing apparatus and method | Koji Hashimoto, Takayoshi Kurita, Koji Kikuchi, Tsuguto Chiba | 2015-09-22 |
| 7617536 | Unauthorized device detection device, unauthorized device detection system, unauthorized device detection method, program, recording medium, and device information update method | Masao Nonaka, Toshihisa Nakano, Yuichi Futa, Motoji Ohmori, Kazukuni Kobara +1 more | 2009-11-10 |
| 6138620 | Valve operating system in an internal combustion engine | Hirotomi Nemoto, Tetsuya Ishiguro, Yuichi Shimasaki, Shigekazu Tanaka, Hidetoshi Ohishi | 2000-10-31 |
| 6080304 | Clarifying device for use in an aquarium | — | 2000-06-27 |
| 6041764 | Exhaust circulation control valve for automotive engines | Hirotomi Nemoto, Hidetoshi Oishi | 2000-03-28 |
| 6016779 | Valve operating system in internal combustion engine | Hirotomi Nemoto, Shigekazu Tanaka, Shigemasa Kajiwara, Katsuaki Shiiki, Tetsuya Ishiguro | 2000-01-25 |
| 5911401 | Electric actuated exhaust gas recirculation valve | Bernard J. Hrytzak, Hirotomi Nemoto, Yoshio Yamamoto | 1999-06-15 |
| D397521 | Aquarium | — | 1998-08-25 |
| 5722634 | Pintle-type EGR valve | Bernard J. Hrytzak, Hirotomi Nemoto, Yoshio Yamamoto | 1998-03-03 |
| 5704585 | Electrical connection between closure cap and internal actuator of an electrically actuated valve | Bernard J. Hrytzak, Hirotomi Nemoto, Yoshio Yamamoto | 1998-01-06 |
| 5662782 | Method and apparatus for adjusting a resonance frequency of piezoelectric elements | Yukihiro Endo | 1997-09-02 |
| 5588414 | Construction for maintaining assembled axial integrity of an electrically actuated valve | Bernard J. Hrytzak, Hirotomi Nemoto, Yoshio Yamamoto | 1996-12-31 |