Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6957656 | Proportional solenoid valve and control method therefor | Shigenobu Tochiyama, Yoshihiko Onishi, Kenji Nakao | 2005-10-25 |
| 6593985 | Color shutter and color image display apparatus | Kazuki Taira, Tatsuo Saishu, Kohei Suzuki, Ryoji Tsuda | 2003-07-15 |
| 6546918 | Variable delivery type fuel supply apparatus | Yoshihiko Onishi, Kouichi Ojima, Hiromichi Tsugami, Hiroaki Ikeda | 2003-04-15 |
| 5011589 | Solution component sensor device | Isao Amemiya, Tadashi Sakai | 1991-04-30 |
| 4961833 | Field-effect transistor-type semiconductor sensor | Tadashi Sakai, Masao Koyama, Nanao Nakamura | 1990-10-09 |
| 4791465 | Field effect transistor type semiconductor sensor and method of manufacturing the same | Tadashi Sakai, Masaki Katsura, Hideaki Hiraki, Masaru Shimbo, Kazuyoshi Furukawa | 1988-12-13 |
| 4529540 | Humidity-sensitive resistive element | Mituo Harata, Kazuo Sakuma, Hideaki Hiraki | 1985-07-16 |
| 4509035 | Humidity-sensitive element and process for producing the same | Mituo Harata, Hideaki Hiraki, Kazuo Sakuma, Kiyosi Matsunaga | 1985-04-02 |
| 4424508 | Moisture sensitive element | Mituo Harata, Masaki Katsura, Hideaki Hiraki, Masayuki Shiratori | 1984-01-03 |