Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5885062 | Switching valve fluid compressor and heat pump type refrigeration system | Masao Ozu, Masumi Hasegawa, Kazuhiko Miura | 1999-03-23 |
| 5240389 | Scroll type compressor | Satoru Oikawa, Akira Morishima, Yutaka Sasahara | 1993-08-31 |
| 5080566 | Fluid scroll machine with projection on one side of Oldham ring | Hirotsugu Sakata, Satoru Oikawa | 1992-01-14 |
| 5040952 | Scroll-type compressor | Satoru Oikawa, Katutoshi Kumashiro, Hirotsugu Sakata | 1991-08-20 |
| 4929160 | Scroll compressor having exhausting pipe pressed into muffler chamber under pressure | — | 1990-05-29 |
| 4826408 | Two-cylinder rotary compressor and method for manufacturing the same | Tsugio Itami | 1989-05-02 |