Issued Patents All Time
Showing 51–75 of 83 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8636126 | Hydraulic clutch | Kazuyuki Fukaya, Kosaku Takahashi, Dai Arai, Masataka Tanaka | 2014-01-28 |
| 8590667 | Crankcase of internal combustion engine | Atsushi Ogasawara, Masataka Tanaka, Satoru Nojima | 2013-11-26 |
| 8435688 | Cooling apparatus of fuel cell vehicle | Masahiro Shimizu, Hiroyuki Kikuchi, Tomoyuki Sahata, Jun Morimoto | 2013-05-07 |
| 8406976 | Clutch control device and clutch control correction amount calculating method | Yoshiaki Nedachi, Hiroyuki Kojima, Takashi Ozeki, Yoshiaki Tsukada, Kazuyuki Fukaya | 2013-03-26 |
| 7926636 | Twin clutch apparatus for power unit, power unit incorporating same, and vehicle incorporating same | Atsushi Ogasawara, Yoshiaki Tsukada | 2011-04-19 |
| 7921975 | Hydraulic clutch device | Atsushi Ogasawara, Yoshinki Tsukada, Takashi Ozeki, Shigeru Tajima, Kazuyuki Fukaya | 2011-04-12 |
| 7699127 | Hydrogen fill inlet structure for fuel cell vehicle | Yoshiyuki Horii | 2010-04-20 |
| 7559393 | Exhaust structure for fuel cell vehicles | Yoshiyuki Horii, Masahiro Shimizu, Hiroyuki Kikuchi | 2009-07-14 |
| 7478698 | Arrangement of intake and exhaust system components in a fuel cell powered vehicle | Masahiro Shimizu, Yoshiyuki Horii | 2009-01-20 |
| 7469342 | Apparatus and methods for inserting and detecting electronic watermark | — | 2008-12-23 |
| 7404462 | Fuel cell electric vehicle | Daisuke Tokumura, Yoshiyuki Horii | 2008-07-29 |
| 7401670 | Drainage structure in fuel cell electric vehicle | Yoshiyuki Horii | 2008-07-22 |
| 7240646 | Power plant including an internal combustion engine with a variable compression ratio system | Masahiro Kuroki | 2007-07-10 |
| 7114073 | Digital contents generating apparatus and digital contents reproducing apparatus | — | 2006-09-26 |
| 7051207 | Apparatus and methods for inserting and detecting electronic watermark | — | 2006-05-23 |
| 7021254 | Engine with variably adjustable compression ratio, and methods of using same | Koji Shiraishi, Ranju Imao, Takashi Tsutsumizaki | 2006-04-04 |
| 6853737 | Electronic watermark embedding device and electronic watermark detecting device, and electronic watermark embedding method and electronic watermark detecting method implemented therein | — | 2005-02-08 |
| 6757331 | Information insertion/detection system | — | 2004-06-29 |
| 6666019 | Exhaust emission control system of internal combustion engine | Toru Kawatani, Kihoko Kaita, Shinichi Saito, Takeshi Hashizume, Kenji Kawai +2 more | 2003-12-23 |
| 6668017 | Apparatus and method for detecting additional information | — | 2003-12-23 |
| 6634170 | Exhaust emission control system of internal combustion engine | Satoshi Hiranuma, Kihoko Kaita, Shinichi Saito, Takeshi Hashizume, Kenji Kawai +2 more | 2003-10-21 |
| 6456724 | Electronic watermarking system capable of providing image data with high secrecy | — | 2002-09-24 |
| 6428236 | Expansion shaft | Kenichi Aota, Takayoshi Hashimoto, Shuuzou Hirakushi | 2002-08-06 |
| 6410656 | Cation exchangers or chelating agents and process for the preparation thereof | Hirohisa Kubota, Katsuhiko Yano, Akinori Jyo | 2002-06-25 |
| 6384267 | Process for producing hydroxyalkyl (METH) acrylates | Yasuhiro Shingai, Masatoshi Ueoka, Hirohisa Kubota | 2002-05-07 |