Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7200470 | Train detection system and a train detection method | Kenji Oguma, Atsushi Kawabata, Korefumi Tashiro, Shinya Tanifuji | 2007-04-03 |
| 7027901 | Transmitter and receiver device for train detection | Kenji Oguma, Atsushi Kawabata, Korefumi Tashiro, Shinya Tanifuji | 2006-04-11 |
| 6829526 | Train detection system and a train detection method cross reference to related application | Kenji Oguma, Atsushi Kawabata, Korefumi Tashiro, Shinya Tanifuji | 2004-12-07 |
| 6604031 | Train detection system and a train detection method | Kenji Oguma, Atsushi Kawabata, Korefumi Tashiro, Shinya Tanifuji | 2003-08-05 |
| 6470244 | Train detection system | Kenji Oguma, Atsushi Kawabata, Korefumi Tashiro, Shinya Tanifuji | 2002-10-22 |
| 6374165 | Railway information transmission method and system | Kenji Oguma, Atsushi Kawabata, Korefumi Tashiro, Shinya Tanifuji | 2002-04-16 |
| 6317664 | Train detection system and a train detection method | Kenji Oguma, Atsushi Kawabata, Korefumi Tashiro, Shinya Tanifuji | 2001-11-13 |
| 6242431 | Method for treating liver dysfunction | Seisuke Inada, Yoshiharu Matahira | 2001-06-05 |
| 6230085 | Train detection system and a train detection method | Kenji Oguma, Atsushi Kawabata, Korefumi Tashiro, Shinya Tanifuji | 2001-05-08 |
| 6230086 | Railway information transmission method and system | Kenji Oguma, Atsushi Kawabata, Korefumi Tashiro, Shinya Tanifuji | 2001-05-08 |
| 5981510 | Method for treating and improving diabetes | Seisuke Inada, Yoshiharu Matahira, Shigehiro Kaneko | 1999-11-09 |
| 5787910 | Washing apparatus | Masao Oda, Tomoyuki Kanda, Hideho Taguchi, Yasunori Kurahashi, Takao Morisaki +3 more | 1998-08-04 |
| 5630550 | Fuel injection system | Masahiko Kurishige, Koji Hasunaka, Masaaki Kawamoto, Shinji Nakadeguchi | 1997-05-20 |
| 5605058 | Air conditioning system, and accumulator therefor and manufacturing method of the accumulator | Mitsunori Kurachi, Masahiko Sugino, Tomohiko Kasai, Hirofumi Kouge, Tatsuo Ono +3 more | 1997-02-25 |
| 5483802 | Vuilleumier heat pump | Kazuhiko Kawajiri, Takuya Suganami, Tetsuya Honda, Teruo Sugimoto | 1996-01-16 |
| 4995479 | Display guide apparatus of elevator and its display method | Hiroshi Matsumaru, Yasushi Kobayashi, Yoshio Sakai, Kenzi Yoneda, Osamu Dohi +1 more | 1991-02-26 |
| 4811563 | Vibration-reducing apparatus | Yoshiro Furuishi, Takuya Suganami | 1989-03-14 |
| 4736586 | Seal mechanism for a Stirling engine | Kazuhiko Kawajiri, Kazunori Tsuchino, Yoshio Kazumoto, Tamotsu Nomaguchi | 1988-04-12 |
| 4711091 | Apparatus for preventing the rise of oil in a stirling engine | Kazuhiko Kawajiri, Kazunori Tsuchino, Youichi Hisamori | 1987-12-08 |
| 4662176 | Heat exchanger for a Stirling engine | Yoshio Kazumoto, Tamotsu Nomaguchi, Kazunori Tsuchino, Kazuhiko Kawajiri, Youichi Hisamori | 1987-05-05 |
| 4623151 | Seal means for a stirling engine or the like | Kazuo Kashiwamura, Tadahiro Yoshida, Toshihide Koda | 1986-11-18 |
| 4620418 | Stirling engine | Yoshio Kazumoto, Tamotsu Nomaguchi, Kazuo Kashiwamura | 1986-11-04 |