Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9238568 | Hall call registration apparatus of elevator including a destination floor changing device | — | 2016-01-19 |
| 9079752 | Elevator group supervisory control system and method with park floor cancellation | Koji Takeshima, Masayuki Mitsuda, Sakurako Tokura, Naohiko Suzuki, Yoshimasa Koba +1 more | 2015-07-14 |
| 8646581 | Elevator group management system having fellow passenger group assignment | Masafumi Iwata, Naohiko Suzuki, Shingo Kobori, Sakurako Tokura, Yoshimasa Koba +2 more | 2014-02-11 |
| 8602172 | Elevator group management system | Naohiko Suzuki, Masafumi Iwata, Shingo Kobori, Sakurako Tokura, Yoshimasa Koba +2 more | 2013-12-10 |
| 8567569 | Elevator group management system | Naohiko Suzuki, Masafumi Iwata, Shingo Kobori, Sakurako Tokura, Yoshimasa Koba +2 more | 2013-10-29 |
| 8505692 | Elevator system | Sakurako Tokura, Yoshimasa Koba, Koji Takeshima, Masayuki Mitsuda, Masafumi Iwata +2 more | 2013-08-13 |