Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9500020 | Window opening-closing control system and window opening-closing control apparatus | Hidekazu Imai, Katsunori Kigoshi, Kenji Sato, Atsushi Fujita, Naoyuki Yokoyama +2 more | 2016-11-22 |
| 9394739 | Window opening-closing control system and window opening-closing control apparatus | Daisuke Ogawa, Katsunori Kigoshi, Kenji Sato, Hidekazu Imai, Atsushi Fujita +2 more | 2016-07-19 |
| 7633243 | Lighting control device and control method | Kazuhiko Sato, Hirohito Miyazaki, Izumi Yamada, Masaru Ishizaki | 2009-12-15 |