Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12305674 | High-pressure fluid discharge device | Yoshitada Doi, Hiroaki Sasaki | 2025-05-20 |
| 11964290 | Compressed-fluid discharge control device | Yoshitada Doi, Hiroaki Sasaki | 2024-04-23 |
| 11867318 | High-pressure fluid discharge device | Yoshitada Doi, Hiroaki Sasaki, Naomi Hasegawa | 2024-01-09 |
| 11298714 | Intermittent air-generating device | Yoshitada Doi, Naomi Hasegawa | 2022-04-12 |
| 11278940 | Compressed fluid discharge control device | Yoshiyuki Takada, Yoshitada Doi, Hiroaki Sasaki | 2022-03-22 |
| 10006474 | Flow passage unit and switching valve | Katsushi Hatano | 2018-06-26 |
| D725231 | Electromagnetic valve | Yoshitada Doi, Katsushi Hatano | 2015-03-24 |
| D725232 | Electromagnetic valve | Yoshitada Doi, Katsushi Hatano | 2015-03-24 |
| 8043071 | Vacuum generating unit | Yoshihiro Fukano | 2011-10-25 |
| D599889 | Electromagnetic valve | Naoto Fujitsuka | 2009-09-08 |
| 7216843 | Pilot-controlled electromagnetic valve system | Yoshihiro Fukano | 2007-05-15 |
| 7014163 | Pilot-controlled electromagnetic valve | Yoshihiro Fukano | 2006-03-21 |
| 6323684 | Voltage tolerant interface circuit | — | 2001-11-27 |
| 6252423 | Voltage tolerant interface circuit | — | 2001-06-26 |
| 6144221 | Voltage tolerant interface circuit | — | 2000-11-07 |
| 5780881 | Gate array driven by source voltages and electronic equipment using the same | Hiromichi Matsuda | 1998-07-14 |
| 5739701 | Input/output buffer circuit having reduced power consumption | — | 1998-04-14 |
| D384012 | Automobile tire | Izumi Kuramochi, Yukio Kuroda, Kohtaroh Iwabuchi | 1997-09-23 |
| 5620538 | Asymmetric racing tire for oval race courses | — | 1997-04-15 |
| 4915715 | Humidity conditioner | Akira Matsuoka, Kazuhiko Asano, Kiyoshi Mimura, Masanori Shimada, Hajime Baba +1 more | 1990-04-10 |
| 4383890 | Ceramic sheet and method for producing the same | Yasuhiko Matsui | 1983-05-17 |