Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10563673 | Centrifugal compressor with liquid injection | Nobuhiro Umeda, Takatoshi Takigawa | 2020-02-18 |
| 10330106 | Centrifugal compressor with surge control | Nobuhiro Umeda, Takatoshi Takigawa | 2019-06-25 |
| 10280928 | Centrifugal compressor with surge prediction | Nobuhiro Umeda, Takatoshi Takigawa | 2019-05-07 |
| 10247448 | Method of producing refrigeration with R1233zd | Kenichi Masaki, Hiromune Matsuoka | 2019-04-02 |
| 10113553 | Centrifugal compressor with hot gas injection | Nobuhiro Umeda, Takatoshi Takigawa | 2018-10-30 |