Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5132919 | Automatic measuring device for measuring the amount of wax, oil and other substances applied on the surface of a workpiece | Masahiro Nishio, Mitsuo Kamio, Hiroyuki Shindo, Sadao Hisada, Atsuo Watanabe +1 more | 1992-07-21 |
| RE33473 | Oil feeding device for scroll fluid apparatus | Eiichi Hazaki, Kenji Tojo, Masao Shiibayashi | 1990-12-04 |
| 4555224 | Oil feeding device for scroll fluid apparatus | Eiichi Hazaki, Kenji Tojo, Masao Shiibayashi | 1985-11-26 |
| 4462772 | Oil feeding device for scroll fluid apparatus | Eiichi Hazaki, Kenji Tojo, Masao Shiibayashi | 1984-07-31 |
| 4454748 | Apparatus for measuring the content of hydrogen dissolved in a molten metal | Shiro Terai, Shiro Sato, Sakae Kato, Susumu Inumaru, Masahiro Yoshida | 1984-06-19 |
| 4406602 | Screw rotor with specific tooth profile | Katsuhiko Kasuya, Mitsuru Fujiwara, Tetsuzo Matsunaga, Yasuo Takahashi | 1983-09-27 |
| 4401420 | Male and female screw rotor assembly with specific tooth flanks | Katsuhiko Kasuya, Mitsuru Fujiwara, Tetsuzo Matsunaga, Yasuo Takahashi | 1983-08-30 |
| 4384831 | Scroll-type fluid apparatus provided with means for counteracting a moment exerted on orbiting scroll member | Masato Ikegawa, Kenji Tojo, Masao Shiibayashi | 1983-05-24 |
| 4350479 | Scrool-type fluid machine with liquid-filled force-balanced pockets | Kenji Tojo, Masato Ikegawa, Masao Shiibayashi | 1982-09-21 |