Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10677477 | Soundproof cover of compressor for air conditioner | Takashi Gotou, Katsutoshi Sakurai, Keisuke Ono, Manabu Satou | 2020-06-09 |
| 9797620 | Ventilation device | Yoshitaka Matsugi, Takayuki SUNAYAMA, Tooru Fujimoto | 2017-10-24 |
| 8899309 | Ventilation device | Tsuyoshi Yamaguchi, Yoshitaka Matsugi | 2014-12-02 |