Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7183511 | Operating button device for elevator | Kazuhiko Nakao, Toshiyuki Yamanouchi, Kenji Ido, Takashi Abe, Kiyoshi Kobayashi | 2007-02-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7183511 | Operating button device for elevator | Kazuhiko Nakao, Toshiyuki Yamanouchi, Kenji Ido, Takashi Abe, Kiyoshi Kobayashi | 2007-02-27 |