Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10519853 | Driving apparatus with swinging linear motion mechanism | Yutaka Yoshizawa, Yasuo Yoshizawa, Takumi Yoshizawa, Satoshi Yoshizawa | 2019-12-31 |
| 10400599 | Expander and air refrigeration device with the same | Yasuo Yoshizawa, Takumi Yoshizawa, Yutaka Yoshizawa, Satoshi Yoshizawa | 2019-09-03 |