RK

Ryuichi Kajiyama

Mitsubishi Electric: 14 patents #1,823 of 25,717Top 8%
📍 Inazawa, JP: #17 of 68 inventorsTop 25%
Overall (All Time): #358,331 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
4719994 Floor re-leveling apparatus for elevator 1988-01-19
4677437 Input signal switching matrix for an elevator Ryoji Takahashi 1987-06-30
4515246 Apparatus for controlling the arrival of an elevator cage at an elevator floor Masashi Yonemoto 1985-05-07
4493399 Elevator control system 1985-01-15
4489811 Apparatus for decelerating elevator at terminating floor Masashi Yonemoto 1984-12-25
4485895 Elevator system Kanzo Tachino 1984-12-04
4456096 Terminal slowdown apparatus for elevator 1984-06-26
4446946 Elevator speed instruction generating system Masashi Yonemoto 1984-05-08
4389631 Elevator position detecting device Shigemi Iwata 1983-06-21
4375249 Floor selector system for elevator system 1983-03-01
4368518 Cage position detecting apparatus Narihiro Terazono 1983-01-11
4356896 Elevator terminal deceleration system Koichi Tamura, Shigemi Iwata 1982-11-02
4354576 Command speed generator system for elevator car 1982-10-19
4351416 Elevator control device Narihiro Terazono 1982-09-28