Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11739807 | Energy absorption member | Shunsuke HARASHIMA, Kazunori Sano, Norio Hirayama | 2023-08-29 |
| 8931661 | Structure and manufacturing method for pressure vessel | Natsuki Kuroiwa, Kentaro Kono, Takatada Usami, Goichi Ben | 2015-01-13 |
| 8401162 | Telephone relay system, telephone relay apparatus and telephone relay method | Akihisa Kurashima | 2013-03-19 |
| 7965831 | Telephone control device, telephone control method, telephone control program, telephone terminal, telephone calling method, telephone calling program and telephone control system | Akihisa Kurashima | 2011-06-21 |
| 7567800 | Content delivery system | Akira Uematsu, Akihisa Kurashima, Shigehiro Ichimura | 2009-07-28 |
| 7305428 | Retrieval device, retrieval server, and retrieval system, as well as retrieval method and computer program with greater extent of retrieval conditions | — | 2007-12-04 |
| 7228435 | Program executing method in service system and program executing apparatus for the same | — | 2007-06-05 |
| 7197538 | Time-dependent message delivery method and system | — | 2007-03-27 |
| 7177907 | Message reception device, message reception method, and program for receiving message is recorded | — | 2007-02-13 |
| 7079950 | Location information conversion device, control method therefor, location information providing system using them, and control method therefor | Akihisa Kurashima | 2006-07-18 |
| 6377977 | Method for loading application program and opening files in host terminals before collaborating on a joint project | — | 2002-04-23 |
| 6343316 | Cooperative work support system | — | 2002-01-29 |
| 5526256 | Passenger conveyer control apparatus | Hisao Chiba, Kazuhira Ojima | 1996-06-11 |
| 5083653 | Control apparatus for passenger conveyer | Hisao Chiba | 1992-01-28 |
| 4965460 | Anti-theft system for a vehicle | Akira Tanaka, Masaaki Fukamachi | 1990-10-23 |
| 4958707 | Elevator control system | Kenzi Yoneda, Toshiki Kajiyama, Mitsuo Munakata, Masato Suzuki | 1990-09-25 |
| 4912290 | Electric contact structure for a locking cylinder | Akira Tanaka, Masaaki Fukamachi, Minoru Kawano, Masami Tanaka | 1990-03-27 |
| 4849749 | Electronic lock and key switch having key identifying function | Masaaki Fukamachi, Nobuyuki Onitsuka, Masaru Yano | 1989-07-18 |
| 4756389 | Apparatus for detecting a position of a cage in a hydraulic elevator | Yoshio Sakai, Tsutomu Sano, Yoichi Ono | 1988-07-12 |
| 4387436 | Method and apparatus for detecting elevator car position | Yasunori Katayama, Takanobu Hatakeyama, Seiya Shima, Sadao Hokari, Toshiro Narita +3 more | 1983-06-07 |
| 4367811 | Elevator control system | Kenji Yoneda, Takeo Yuminaka, Masao Nakazato, Tomiaki Kurihara, Soshiro Kuzunuki +1 more | 1983-01-11 |
| 4350225 | Elevator control system | Takeo Yuminaka, Masao Nakazato, Kenji Yoneda, Soshiro Kuzunuki, Yasunori Katayama | 1982-09-21 |
| 4341287 | Elevator control apparatus | Soshiro Kuzunuki, Kotaro Hirasawa, Masumi Imai, Takeo Yuminaka, Kanji Yoneda | 1982-07-27 |
| 4330838 | Elevator test operation apparatus | Kenji Yoneda, Masao Nakazato, Takeo Yuminaka, Soshiro Kuzunuki | 1982-05-18 |
| 4326606 | Apparatus for controlling rescue operation of an elevator | Soshiro Kuzunuki, Kotaro Hirasawa, Kenji Yoneda | 1982-04-27 |