Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6553645 | Hermetic motor compressor and method assembling the same | Hideshi Nakamura, Satoshi Hakamada | 2003-04-29 |
| 6299424 | Sliding member and refrigerating compressor using the same | Yoshiyuki Futagami, Hideo Hirano, Hideto Oka | 2001-10-09 |
| 6227828 | Gear pump for use in an electrically-operated sealed compressor | Yoshiharu Takeuchi, Kiyoji Aburaya, Toshiharu Yasu, Manabu Sakai, Shoji Aoshika +1 more | 2001-05-08 |
| 6176691 | Refrigerant compressor | — | 2001-01-23 |
| 6116877 | Gear pump for use in an electrically-operated sealed compressor | Yoshiharu Takeuchi, Kiyoji Aburaya, Toshiharu Yasu, Manabu Sakai, Shoji Aoshika +1 more | 2000-09-12 |
| 6053715 | Scroll type compressor | Hideo Hirano, Hiroyuki Kawano, Hideto Oka | 2000-04-25 |
| 6039551 | Gear pump for use in an electrically-operated sealed compressor | Yoshiharu Takeuchi, Kiyoji Aburaya, Toshiharu Yasu, Manabu Sakai, Shoji Aoshika +1 more | 2000-03-21 |
| 5963410 | Insulation testing method and apparatus therefor | Yasuo Iijima | 1999-10-05 |
| 5867029 | Method of nondestructive insulation test and a nondestructive insulation testing apparatus | Yasuo Iijima | 1999-02-02 |
| 5848883 | Scroll compressor having a back pressure partitioning member | — | 1998-12-15 |
| 5704122 | Sealed-type scroll compressor and assembling method therefor | Osamu Aiba, Toshiharu Yasu, Shuichi Yamamoto, Hideo Hirano, Taisei Kohayakawa +1 more | 1998-01-06 |
| 5695326 | Compressor for a refrigeration machine having a thrust bearing | Hideto Oka, Shigeru Muramatsu, Hirotsugu Fukuoka, Hiroshi Matsunaga | 1997-12-09 |
| 5632610 | Sealed-type scroll compressor with relatively shifted scrolls based on thermal coefficient of expansion | Osamu Aiba, Toshiharu Yasu, Shuichi Yamamoto, Hideo Hirano, Taisei Kohayakawa +1 more | 1997-05-27 |
| 5594348 | Surge testing method in decompressed atmosphere for a small-size electric machine and apparatus thereof | Yasuo Iijima | 1997-01-14 |
| 5591018 | Hermetic scroll compressor having a pumped fluid motor cooling means and an oil collection pan | Yoshiharu Takeuchi, Toshiharu Yasu, Manabu Sakai, Hideto Oka, Osamu Aiba | 1997-01-07 |