Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8839914 | Elevator system including fire evacuation priority | Masafumi Iwata, Masahiko Konishi, Toshiyuki Kodera, Akihisa Miyajima | 2014-09-23 |
| 8493230 | Elevator evacuation supporting system | Shiro Hikita, Masahiko Konishi, Masafumi Iwata | 2013-07-23 |
| 8281901 | Elevator door emergency opening control system | Masahiko Konishi | 2012-10-09 |
| 8245819 | Refuge supporting device of elevator | Shiro Hikita, Masahiko Konishi, Masafumi Iwata | 2012-08-21 |
| 8113320 | Fire evacuation support system and fire door control device | Masahiko Konishi | 2012-02-14 |
| 7954603 | Evacuation control apparatus for elevators including a rescue floor setting portion | Shiro Hikita | 2011-06-07 |
| 7938232 | Evacuation control apparatus for an elevator | Shiro Hikita | 2011-05-10 |
| 7926621 | Evacuation assistance device for elevator | Masahiko Konishi | 2011-04-19 |
| 7849973 | Refuge support system of double deck elevator | Shiro Hikita, Masahiko Konishi, Masafumi Iwata | 2010-12-14 |
| 7743889 | Elevator control system which operates an elevator in an event of a fire | — | 2010-06-29 |
| 7677363 | Evacuation assistance device for elevator | — | 2010-03-16 |
| 7669695 | Fire evacuation operation system for group controlled elevators | Shiro Hikita | 2010-03-02 |
| 7637354 | Evacuation system and method for elevator control using number of people remaining | — | 2009-12-29 |
| 7621378 | System for controlled operation of elevator in case of fire and method of controlled operation of elevator in case of fire | — | 2009-11-24 |
| 7604096 | Operation device for elevator | — | 2009-10-20 |
| 7461723 | Fire control system of elevator | — | 2008-12-09 |
| 7413059 | Fire control system for elevator | — | 2008-08-19 |
| 7210564 | Fire control system for elevator | — | 2007-05-01 |
| 6321876 | Control operation system for elevator with flood speed detector and controller | Akihisa Miyajima | 2001-11-27 |
| 5955708 | Control device for elevators | Masaaki Amano, Hiroyo Takahashi | 1999-09-21 |
| 4809817 | Apparatus for controlling elevator at occurrence of earthquake | — | 1989-03-07 |
| 4558298 | Elevator call entry system | Tadashi Omori | 1985-12-10 |