Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12352956 | Picture generation apparatus, reflector, and head-up display | Masahiro Hori, Masayoshi Watanabe, Takashi Yamamoto, Masashi Katayama | 2025-07-08 |
| 10520155 | Light guide and vehicle lamp | Eiji MATSUBARA, Akinori Yamamoto, Asami Sakashita | 2019-12-31 |
| 10162158 | Projection lens with peripheral thick part and vehicle lamp provided with the same | Akinori Matsumoto, Tatsuhiko Yamamichi, Kenji Yoshida, Masashi Katayama, Takahito Osawa | 2018-12-25 |
| 10094526 | Vehicle lamp | Ryo Takada, Kazuki KAJIYAMA, Takahito Osawa, Kenji Yoshida, Masashi Katayama +1 more | 2018-10-09 |
| 9482402 | Automotive lamp | Noriko Fukawa, Masashi Omote, Yuji Saito, Hirohisa Kato, Takehiro Shimizu +1 more | 2016-11-01 |
| 7018576 | Manufacturing method for resin part of vehicular lamp | Makoto Sano, Masaru Takiguchi | 2006-03-28 |
| 6532930 | Timing chain lubricating structure for engine | Toshiki Kobayashi | 2003-03-18 |
| 6412460 | Valve operating system in internal combustion engine | Toshiyuki Sato, Toshihiro Oikawa, Toshihiro Kamiyama, Yutaka Otobe | 2002-07-02 |
| 6376793 | Method and device for electric discharge surface treatment using a wire electrode | Naotake Mohri, Katsushi Furutani, Takahisa Masuzawa, Masayuki Suzuki, Manabu Yoshida +2 more | 2002-04-23 |
| 6186102 | Valve operating system for internal combustion engine | Toshiyuki Sato, Toshitsugu Oomori, Kazuhiko Hayashi | 2001-02-13 |
| 5987973 | Rotation detecting device of an engine | Noriaki Fujii, Taketoshi Satoh | 1999-11-23 |
| 5948973 | Engine-rotation detecting system | Noriaki Fujii, Toshiyuki Sato | 1999-09-07 |