Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7451609 | Method of controlling compressor and controller | Ikutomo Umeoka, Makoto Katayama | 2008-11-18 |
| 6607369 | Hermetic compressor | Seigo Yanase, Hiroshi Sasano, Takahide Nagao | 2003-08-19 |
| 5452991 | Hermetic compressor with pressure pulsation reducing mechanism for refrigerant | Ichiro Kita | 1995-09-26 |
| 5435702 | Hermetic compressor | Takashi Koyama, Takao Yoshimura, Hironari Akashi, Masao Mangyo, Takeshi Ohno +1 more | 1995-07-25 |
| 5358386 | Hermetic compressor | Takashi Koyama, Takao Yoshimura, Hironari Akashi, Koh Inagaki, Ichiro Kita | 1994-10-25 |