Issued Patents All Time
Showing 1–25 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9738945 | Process for producing forged product | Jun Yoshida, Daisuke Kaneko | 2017-08-22 |
| 8147942 | Worm optical recording medium | Noboru Sasa, Masayuki Fujiwara, Yoshitaka Hayashi, Toshishige Fujii, Toshihide Sasaki +4 more | 2012-04-03 |
| 8139468 | Optical recording medium and recording and reproducing method using the same | Hiroshi Miura, Nobuaki Toyoshima, Yoshitaka Hayashi, Suguru Sangu | 2012-03-20 |
| 7784443 | Spark-ignition gasoline engine | Mitsuo Hitomi, Masahisa Yamakawa, Toshiaki Nishimoto, Takashi Yohso, Takayoshi Hayashi | 2010-08-31 |
| 7524557 | Highly heat conductive insulating member, method of manufacturing the same and electromagnetic device | Tetsushi Okamoto, Hiroyoshi Tsuchiya, Fumio Sawa, Mitsuhiko Koyama, Yukio Suzuki +4 more | 2009-04-28 |
| 7507523 | Optical information recording medium, method of manufacturing the optical information recording medium, and method of and apparatus for recording/reproducing optical information | Katsuyuki Yamada, Shinya Narumi, Makoto Harigaya, Katsuhiko Tani, Nobuaki Onagi +7 more | 2009-03-24 |
| 7507911 | Coil for electric rotating machine, and mica tape and mica sheet used for the coil insulation | Katsuhiko Yoshida, Hiroshi Hatano, Susumu Nagano, Shinobu Sekito, Toshimitsu Yamada +1 more | 2009-03-24 |
| 7498517 | MICA tape, electrical rotating machine coil, and electrical rotating machine comprising the electrical rotating machine coil | Fumio Sawa, Hiroshi Hatano, Tetsushi Okamoto, Kazuma Mukai, Toshiyuki Aso +2 more | 2009-03-03 |
| 7484498 | Spark-ignition gasoline engine | Mitsuo Hitomi, Masahisa Yamakawa, Toshiaki Nishimoto, Takashi Yohso, Takayoshi Hayashi | 2009-02-03 |
| 7425366 | Tape member or sheet member, and method of producing tape member or sheet member | Tetsushi Okamoto, Fumio Sawa, Mikio Kakiuchi, Toshimitsu Yamada | 2008-09-16 |
| 7364781 | Optical recording medium, recording material, method of producing optical recording medium and optical recording, reading and rewriting method | Kazunori Ito, Eiko Hibino, Makoto Harigaya, Takashi Shibaguchi, Hajime Yuzurihara +3 more | 2008-04-29 |
| 7294788 | Coil for electric rotating machine, and mica tape and mica sheet used for the coil insulation | Katsuhiko Yoshida, Hiroshi Hatano, Susumu Nagano, Shinobu Sekito, Toshimitsu Yamada +1 more | 2007-11-13 |
| 7219634 | Spark ignition engine control device | Mitsuo Hitomi, Toshiaki Nishimoto, Yoshiyuki Shinya, Kouji Sumida, Takayoshi Hayashi +3 more | 2007-05-22 |
| 6923156 | Air intake system for multi-cylinder engine | Shigeyuki Hirashita, Takashi Yohso, Tatsuya Fujikawa | 2005-08-02 |
| 6884487 | Optical recording medium, recording material, method of producing optical recording medium, and optical recording, reading and rewriting method | Kazunori Ito, Eiko Hibino, Makoto Harigaya, Takashi Shibaguchi, Hajime Yuzurihara +3 more | 2005-04-26 |
| 6790592 | Phase-change optical information recording medium | Makoto Harigaya, Katsuhiko Tani, Kazunori Ito, Hajime Yuzurihara, Eiko Hibino +4 more | 2004-09-14 |
| 6649313 | Photoreceptor, method of evaluating a photoreceptor, and method of producing the photoreceptor | Toshiyuki Kabata, Toshio Fukagai, Junichi Yamazaki, Katsuhiko Tani, Takuji Katoh +2 more | 2003-11-18 |
| 6580192 | Stator coil support device for electric rotating machinery | Kiyoko Murayama, Katsuhiko Yoshida, Hiroshi Hatano, Hiroyoshi Tsuchiya, Hisayuki Hirai +1 more | 2003-06-17 |
| 6534227 | Photoreceptor, method of evaluating the photoreceptor, method of producing the photoreceptor, and image formation apparatus using the photoreceptor | Toshiyuki Kabata, Toshio Fukagai, Junichi Yamazaki, Katsuhiko Tani, Takuji Katoh +2 more | 2003-03-18 |
| 6153301 | Mica tape and insulated coil using the same | Hisayasu Mitsui, Hiroshi Hatano, Hideaki Nakatsu, Takuo Yoshida | 2000-11-28 |
| 6017627 | High voltage electric appliance | Kenji Sakayanagi | 2000-01-25 |
| 5745299 | Zoom lens system | — | 1998-04-28 |
| 5680254 | Lens for reading an original image | Takeshi Ueda, Naoki Miyatake, Kiichiro Nishina, Takao Yamaguchi | 1997-10-21 |
| 5642230 | Zoom finder | Yoshiko Shimada | 1997-06-24 |
| 5448400 | Zoom finder of real image type and real image type zoom finder capable of making magnification transition | Syuichi Kikuchi, Takao Yamaguchi, Masami Itoh | 1995-09-05 |