Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8840454 | Shutter device and ventilation device | Yoshio Ikari, Takashi Tonokakiuchi, Makoto Ishikawa, Hideyuki FUJISAWA, Nobuyuki Yasui | 2014-09-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8840454 | Shutter device and ventilation device | Yoshio Ikari, Takashi Tonokakiuchi, Makoto Ishikawa, Hideyuki FUJISAWA, Nobuyuki Yasui | 2014-09-23 |