Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5283399 | Group control of elevator system improvement measures | Atsuya Fujino, Hiromi Inaba, Toshimitsu Tobita, Hiroaki Yamani | 1994-02-01 |
| 5239141 | Group management control method and apparatus for an elevator system | Toshimitsu Tobita, Atsuya Fujino, Hiromi Inaba, Kiyoshi Nakamura, Takaaki Ueshima | 1993-08-24 |
| 5042620 | Elevator control system | Yoshio Sakai, Hiroshi Matsumaru, Toshimitsu Tobita, Seiji Yasunobu | 1991-08-27 |
| 5010472 | Customer participatory elevator control system | Takaaki Ueshima, Soshiro Kuzunuki, Yuzo Morita, Toshimitsu Tobita | 1991-04-23 |
| 4995479 | Display guide apparatus of elevator and its display method | Michio Fujiwara, Hiroshi Matsumaru, Yasushi Kobayashi, Yoshio Sakai, Osamu Dohi +1 more | 1991-02-26 |
| 4958707 | Elevator control system | Toshiki Kajiyama, Kazuhiro Sakata, Mitsuo Munakata, Masato Suzuki | 1990-09-25 |
| 4947965 | Group-control method and apparatus for an elevator system with plural cages | Soshiro Kuzunuki, Yuzo Morita, Takaaki Ueshima, Toshimitsu Tobita, Atsuya Fujino | 1990-08-14 |