Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5395222 | Scroll compressor having recesses on the scroll wraps | Sadao Kawahara, Michio Yamamura, Yoshinori Kojima, Shuichi Yamamoto, Manabu Sakai +2 more | 1995-03-07 |
| 5395214 | Starting method for scroll-type compressor | Sadao Kawahara, Michio Yamamura, Yoshinori Kojima, Shuichi Yamamoto, Manabu Sakai +3 more | 1995-03-07 |
| 5217359 | Scroll compressor with regulated oil flow to the back pressure chamber | Sadao Kawahara, Michio Yamamura, Yoshinori Kojima, Shuichi Yamamoto, Manabu Sakai +2 more | 1993-06-08 |
| 5217360 | Scroll compressor with swirling impeller biased by cooled lubricant | Sadao Kawahara, Michio Yamamura, Yoshinori Kojima, Shuichi Yamamoto, Manabu Sakai +2 more | 1993-06-08 |
| 5213489 | Scroll compressor with axial vibration prevention for a shaft bearing | Sadao Kawahara, Michio Yamamura, Yoshinori Kojima, Shuichi Yamamoto, Manabu Sakai +2 more | 1993-05-25 |
| 5188521 | Scroll compressor with reduced vibration resulting from the Oldham's ring | Sadao Kawahara, Michio Yamamura, Yoshinori Kojima, Shuichi Yamamoto, Manabu Sakai +2 more | 1993-02-23 |
| 4558993 | Rotary compressor with capacity modulation | Michimasa Hori, Hideo Hirano, Yoshinori Kojima | 1985-12-17 |