Inventor
Kiyoji Kawai
Inventor
Tokyo, JP
Overview
Patents· 22 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B66Bprimary
B66BElevators92%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%
PatentTitleYear
8,839,914'Elevator system including fire evacuation priority'20148,493,230'Elevator evacuation supporting system'20138,281,901'Elevator door emergency opening control system'20128,245,819'Refuge supporting device of elevator'20128,113,320'Fire evacuation support system and fire door control device'20127,954,603'Evacuation control apparatus for elevators including a rescue floor setting portion'20117,938,232'Evacuation control apparatus for an elevator'20117,926,621'Evacuation assistance device for elevator'20117,849,973'Refuge support system of double deck elevator'20107,743,889'Elevator control system which operates an elevator in an event of a fire'20107,677,363'Evacuation assistance device for elevator'20107,669,695'Fire evacuation operation system for group controlled elevators'20107,637,354'Evacuation system and method for elevator control using number of people remaining'20097,621,378'System for controlled operation of elevator in case of fire and method of controlled operation of elevator in case of fire'20097,604,096'Operation device for elevator'20097,461,723'Fire control system of elevator'20087,413,059'Fire control system for elevator'20087,210,564'Fire control system for elevator'20076,321,876'Control operation system for elevator with flood speed detector and controller'20015,955,708'Control device for elevators'19994,809,817'Apparatus for controlling elevator at occurrence of earthquake'19894,558,298'Elevator call entry system'1985Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1985–2014Patents assigned to MITSUBISHI ELECTRIC CORP (22)· patent assignee history
1985Based in Gifu, JP· patent location history
1989Based in Inazawa, JP· patent location history
1999–2014Based in Tokyo, JP· patent location history
2009–2010Based in Chiyoda-ku, JP· patent location history
2012–2014Patents assigned to KAWAI KIYOJI (5)· patent assignee history
2012–2014Patents assigned to KONISHI MASAHIKO (5)· patent assignee history
2012–2014Patents assigned to IWATA MASAFUMI (3)· patent assignee history
2012–2013Patents assigned to HIKITA SHIRO (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITSUBISHI ELECTRIC CORP | 22 | 1985–2014 |
| KAWAI KIYOJIself | 5 | 2012–2014 |
| KONISHI MASAHIKO | 5 | 2012–2014 |
| IWATA MASAFUMI | 3 | 2012–2014 |
| HIKITA SHIRO | 2 | 2012–2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 18 | 1999–2014 |
| Chiyoda-ku, JP | 2 | 2009–2010 |
| Inazawa, JP | 1 | 1989 |
| Gifu, JP | 1 | 1985 |