Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6557306 | Elevator apparatus for use in a building having a seismic isolation building portion and a non-seismic isolation building portion | Yuji Sekiya, Sadanori Kuroda | 2003-05-06 |
| 5323878 | Braking apparatus for elevator cage | Ichiro Nakamura, Tsuyoshi Ogasawara, Masakatsu Tanaka | 1994-06-28 |
| 5265701 | Elevator with means for controlling upward and downward movement of cage | Tsuyoshi Ogasawara, Ichiro Nakamura, Haruo Watanabe, Masakatsu Tanaka | 1993-11-30 |
| 5255759 | Apparatus for preventing vibration of elevator tail-line | Hiroaki KASAI | 1993-10-26 |
| 5244060 | Elevator apparatus | Masakatsu Tanaka, Jun Sugahara, Masanobu Itoh, Ichiro Nakamura | 1993-09-14 |
| 5193651 | Elevator apparatus | Tadashi Shibata, Jun Sugahara, Toshihiko Nara, Kiyoyasu Mitsumori | 1993-03-16 |
| 5090515 | Passenger transport installation, vehicle for use therein, and method of operating said installation | Tastuhiko Takahashi, Jun Sugahara, Toshihiko Nara, Yuki YAMAMOTO, Yoshinari Atsumi +7 more | 1992-02-25 |
| 4249641 | Speed control system for hydraulic elevator | Mitsuaki Takenoshita | 1981-02-10 |