Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8210832 | Hermetic compressor | Makoto Katayama | 2012-07-03 |
| 7866957 | Hermetic compressor | Hironari Akashi | 2011-01-11 |
| 7832994 | Hermetic-type compressor | Hironari Akashi | 2010-11-16 |
| 7422423 | Refrigerant compressor, and refrigerating machine using the same | Hirotaka Kawabata, Takahide Nagao, Akihiko Kubota, Hironari Akashi, Takashi Kakiuchi +2 more | 2008-09-09 |