Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10580598 | Electrical contact switch device | Koji Takami, Kyoji Kitamura, Tomoyuki Nishida, Toyohiro IMAIZUMI | 2020-03-03 |
| 9163177 | Molded product injection-molded from liquid crystalline resin composition, liquid crystalline resin composition for contact electronic component, and contact electronic component | Toyohiro IMAIZUMI | 2015-10-20 |
| 8945246 | Method for producing liquefied fuel oil using biomass as feedstock | Kazushi Tsurutani, Tsutomu Sakai, Mitsuru Kondo, Hitoshi Nakajima | 2015-02-03 |
| 8866586 | Authentication system | — | 2014-10-21 |
| 7932832 | Movement managing system | — | 2011-04-26 |
| 7749312 | Air conditioning system | Kenji Takigawa, Tetsuo Toyama | 2010-07-06 |
| 7738838 | Non-contact RF ID system communication method, non-contact RF ID system, transmitter, and receiver | Masashi Shimizu, Toshimitsu Tsubaki | 2010-06-15 |
| 7396876 | Transparent and impact-resistant thermoplastic resin compositions | Katsumi Yamaguchi, Akio Sato, Mamoru Kadokura | 2008-07-08 |
| 6946956 | Locating system and method for determining positions of objects | Masashi Shimizu, Hirohito Suda, Akinori Shibuya | 2005-09-20 |
| 6522221 | Phase shifter, attenuator, and nonlinear signal generator | — | 2003-02-18 |
| 6267910 | Antiferroelectric liquid crystal composition | Akira Takeuchi, Katsuhide Kikuchi, Kenji Takigawa | 2001-07-31 |
| 6240093 | Transfer method of push-button signals | — | 2001-05-29 |
| 6129859 | Antiferroelectric liquid crystal composition | Yoshimasa Hijikata, Katsuhide Kikuchi | 2000-10-10 |
| 5955001 | Antiferroelectric liquid crystal composition and liquid crystal indicating element | Kenji Takigawa, Katsuhide Kikuchi | 1999-09-21 |
| 5726613 | Active inductor | Masashi Nakatsugawa, Masahiro Muraguchi | 1998-03-10 |
| 5716545 | Antiferroelectric liquid crystal composition | Katsuhide Kikuchi, Yoshimasa Hijikata | 1998-02-10 |
| 5700392 | Antiferroelectric liquid crystal composition | Katsuhide Kikuchi, Akira Takeuchi, Kenji Takigawa | 1997-12-23 |
| 5676881 | Antiferroelectric liquid crystal composition | Kenji Takigawa, Naohisa Oyama | 1997-10-14 |
| 5517559 | Apparatus for and method of verifying service user's information | Senji Kuroki, Masayuki Honma, Naoki Abe, Akira Orita | 1996-05-14 |
| 4685753 | Interconnection apparatus for wiring harnesses | Isao Isshiki | 1987-08-11 |
| 4624987 | Vinyl chloride polymer composition | Hideki Hosoi, Toshihiko Hasegawa | 1986-11-25 |