Issued Patents All Time
Showing 51–75 of 94 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5409085 | Group control elevator system for automatically adjusting elevator operation based on a evaluation function | Atsuya Fujino, Toshimitsu Tobita, Hiromi Inaba, Yoshio Sakai, Kenji Yoneda +1 more | 1995-04-25 |
| 5408607 | Information transfer system | Mitsuyo Nishikawa, Hiromi Inaba, Takashi Kaneko, Tokio Maebara | 1995-04-18 |
| 5389749 | Elevator system | Sadao Hokari, Hiromi Inaba, Yoshio Sakai, Hideaki Takahashi, Seikichi Masuda +4 more | 1995-02-14 |
| 5375050 | Electric power converter arrangement and electric rolling stock control device using the same | Kiyoshi Nakata, Tokunosuke Tanamachi, Mutsuhiro Terunuma, Masato Suzuki, Yoshio Tsutsui +1 more | 1994-12-20 |
| 5361196 | Power converter for converting DC voltage into AC phase voltage having three levels of positive, zero and negative voltage | Tokunosuke Tanamachi, Kiyoshi Nakata | 1994-11-01 |
| 5321599 | Control apparatus for suppressing a third harmonic neutral point voltage in a three level inverter | Tokunosuke Tanamachi, Kiyoshi Nakata | 1994-06-14 |
| 5307903 | Method and system of controlling elevators and method and apparatus of inputting requests to the control system | Yuzo Morita, Toshimitsu Tobita, Atsuya Fujino, Soshiro Kuzunuki, Kotaro Hirasawa +5 more | 1994-05-03 |
| 5298697 | Apparatus and methods for detecting number of people waiting in an elevator hall using plural image processing means with overlapping fields of view | Masato Suzuki, Hiromi Inaba, Naofumi Nakata, Hiroaki Yamani, Naoto Oonuma | 1994-03-29 |
| 5258586 | Elevator control system with image pickups in hall waiting areas and elevator cars | Masato Suzuki, Masachika Yamazaki, Hiromi Inaba, Yoshio Sakai, Naofumi Nakata +3 more | 1993-11-02 |
| 5250890 | Inverter control apparatus | Tokunosuke Tanamachi, Kiyoshi Nakata, Yoshio Tsutsui, Wataru Miyake, Katsuaki Suzuki | 1993-10-05 |
| 5241237 | Electron gun and cathode-ray tube | Masayoshi Misono, Satoru Miyamoto, Masahiro Miyazaki | 1993-08-31 |
| 5239141 | Group management control method and apparatus for an elevator system | Toshimitsu Tobita, Atsuya Fujino, Hiromi Inaba, Kenzi Yoneda, Takaaki Ueshima | 1993-08-24 |
| 5229680 | Piezoelectric transformer using single crystal of LiNbO.sub.3 | Masuji Sato, Noboru Wakatsuki, Yoshinori Adachi | 1993-07-20 |
| 5182776 | Image processing apparatus having apparatus for correcting the image processing | Masato Suzuki, Hiromi Inaba, Hiroshi Takenaga, Masachika Yamazaki, Naoto Oonuma +4 more | 1993-01-26 |
| 5177677 | Power conversion system | Kiyoshi Nakata, Akira Kimura, Youji Takahashi, Yoshio Tsutsui, Atsushi Abe | 1993-01-05 |
| 5155671 | Power converter with current-type inverter | Hiromi Inaba, Sadao Hokari, Yoshio Sakai, Naoyuki Outi, Takeki Ando +1 more | 1992-10-13 |
| 5145578 | Packing material for liquid chromatography | Kazo Tokubo, Michihiro Yamaguchi, Yutaka Ohtsu, Satoshi Matsumoto, Akihiko Yamagishi | 1992-09-08 |
| 5133541 | Transport device for transporting recording medium | Sadanobu Murasaki, Yukiyoshi Yamakoshi | 1992-07-28 |
| 5125347 | Power supply system for a linear motor type transportation system | Youji Takahashi, Toyoharu Uchiyama, Akira Kimura, Shigeyoshi Koike, Koumei Miyairi | 1992-06-30 |
| 4924373 | Apparatus and method for controlling switching elements in a PWN-controlled voltage source inverter | Hiromi Inaba, Akira Kimura, Sadao Hokari, Naoyuki Oouchi | 1990-05-08 |
| 4907784 | Apparatus for successively fusing small particles of nonferrous metal | Kazuo Kusaka, Shigeo Suehiro, Noboru Tajiri, Tsuyoshi Okimoto | 1990-03-13 |
| 4885503 | Color cathode-ray tube | Eiki Takahashi, Masahiro Miyazaki | 1989-12-05 |
| 4884182 | Current source power converting apparatus with overvoltage protection | Takeki Ando, Toshisuke Mine, Hiromi Inaba, Toshiaki Kurosawa, Masao Nakazato +1 more | 1989-11-28 |
| 4872532 | Signal transmission method and system in elevator equipment | Toshimitsu Tobita, Hiromi Inaba, Masachika Yamazaki, Masato Suzuki, Yuzo Morita +2 more | 1989-10-10 |
| 4873208 | Holder for sealing member | Mitsuhiro Nagata, Tadashi Hayashi, Yoshinobu Hashimoto | 1989-10-10 |