Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11774146 | Turbo compressor and centrifugal chiller comprising same | Yasushi Hasegawa, Kenji Ueda | 2023-10-03 |
| 11536499 | Refrigeration machine | Koji Maeta | 2022-12-27 |
| 10544800 | Inlet guide vane and centrifugal compressor | Jun Koga, Yasushi Hasegawa | 2020-01-28 |
| 9951783 | Centrifugal compressor | Osamu Hasegawa, Yasushi Hasegawa, Kenji Ueda | 2018-04-24 |
| 9897092 | Compressor and turbo chiller | Jun Koga | 2018-02-20 |