Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8157059 | Destination floor indication device of elevator | Nobukazu Takeuchi | 2012-04-17 |
| 7040459 | Elevator display system and method | Kazuko Matsuda, Masayuki Miyawaki, Fuuta Yamazaki, Nobukazu Takeuchi | 2006-05-09 |
| 5790777 | Computer system analysis device | Toshiya Ito, Yoshio Endo | 1998-08-04 |