Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5078582 | Reciprocatory piston type compressor having a noise and vibration suppressed discharge valve mechanism | Hayato Ikeda, Satoshi Umemura, Hisato Kawamura | 1992-01-07 |
| 5074768 | Piston compressor | Hisato Kawamura, Hayato Ikeda, Satoshi Umemura | 1991-12-24 |