Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6561319 | Elevator information communication system | Akihito Mori, Hiroaki Hamaji | 2003-05-13 |
| 6497306 | Elevator information communication system | Akihito Mori, Hiroaki Hamaji | 2002-12-24 |
| 6488127 | Elevator information communication system | Akihito Mori, Hiroaki Hamaji | 2002-12-03 |
| 6427808 | Elevator information communication system | Akihito Mori, Hiroaki Hamaji | 2002-08-06 |
| 5390765 | Method of operating elevator | Izumi Nanya | 1995-02-21 |
| 5074385 | Call registration apparatus in an elevator system | Junichi Tanino | 1991-12-24 |
| 4742894 | Apparatus for controlling elevator | — | 1988-05-10 |
| 4719993 | Control apparatus for elevator | — | 1988-01-19 |