Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6478550 | Multi-stage capacity-controlled scroll compressor | Kenji Matsuba, Shigeki Hagiwara, Yoshitaka Shibamoto | 2002-11-12 |
| 6416851 | Bearing for refrigerating machine compressor and compressor | Kenji Matsuba, Toshiaki Yoshii, Masaki Nomura, Hiroshi Kitaura | 2002-07-09 |
| 6217301 | Scroll fluid machinery | Keiji Yoshimura, Toshiaki Yoshii, Shusaku Ueda, Mikio Kajiwara | 2001-04-17 |
| 6139287 | Scroll type fluid machine | Shigeki Hagiwara | 2000-10-31 |
| 4190372 | Apparatus for treatment of sludge deposit | Atsushi Takagi, Mitsuo Miura, Teruo Mizuhata, Takefumi Ito, Masao Miyaguchi +1 more | 1980-02-26 |