Issued Patents All Time
Showing 1–25 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10063036 | Spark plug | Yohei KOZAKAI, Akira Suzuki | 2018-08-28 |
| 9661724 | Light-emitting device, method of controlling light-emitting device, and program | Hidekazu Ebihara, Takeshi Niikura, Satoshi KAWABE, Akihiro Ogata, Hideaki Kushida +2 more | 2017-05-23 |
| 9270087 | Spark plug with improved ground electrode joined to metal shell | Akira Suzuki | 2016-02-23 |
| 9232613 | Light-emitting device, method of controlling light-emitting device, and program | Hidekazu Ebihara, Takeshi Niikura, Satoshi KAWABE, Akihiro Ogata, Hideaki Kushida +2 more | 2016-01-05 |
| 8922104 | Spark plug having an embedded tip that is prevented from detachment due to thermal stress | Masahiro Inoue | 2014-12-30 |
| 8884503 | Spark plug | Akira Suzuki | 2014-11-11 |
| 8373546 | Mobile body remote control system | — | 2013-02-12 |
| 8337063 | Vehicle light | Takashi Matsuno, Chikako Yamahana | 2012-12-25 |
| 8298030 | Spark plug manufacturing method, and spark plug | Katsutoshi Nakayama | 2012-10-30 |
| 8247740 | Spark plug, and its manufacturing method | Katsutoshi Nakayama | 2012-08-21 |
| 8188641 | Spark plug | Hiroyuki Kameda, Katsutoshi Nakayama | 2012-05-29 |
| 8013503 | Spark plug for internal combustion engine having ground electrode with thick, thin and stepped portion and method for producing the spark plug | Hiroyuki Kameda, Katsutoshi Nakayama | 2011-09-06 |
| 8013504 | Spark plug for internal combustion engine and method for producing the spark plug | Hiroyuki Kameda, Katsutoshi Nakayama | 2011-09-06 |
| 8007149 | Vehicle lighting assembly and light guiding lens for use in vehicle lighting assembly | Hidetaka Okada | 2011-08-30 |
| 7827954 | Plasma-jet spark plug control method and device | Katsunori Hagiwara, Wataru Matsutani | 2010-11-09 |
| 7821186 | Spark plug having specific configuration of center electrode with respect to outer electrode | Hiroyuki Kameda, Katsutoshi Nakayama, Kazumasa Yoshida | 2010-10-26 |
| 7726858 | Vehicle light using LED light source | Koichi Sato, Yasuyo Ikeda, Qi JING | 2010-06-01 |
| 7714488 | Plasma jet spark plug and ignition system for the same | Katsunori Hagiwara, Wataru Matsutani | 2010-05-11 |
| 7695163 | Lighting fixture | Mitsuo Yamada, Shoichi Banba, Kazuhisa Ui, Teruo Koike, Katsura Tsukada | 2010-04-13 |
| 7686475 | Lighting fixture | Teruo Koike, Shoichi Banba, Katsura Tsukada, Mitsuo Yamada | 2010-03-30 |
| 7328677 | Plasma-jet spark plug and ignition system | Katsunori Hagiwara, Wataru Matutani | 2008-02-12 |
| 7305954 | Plasma-jet spark plug and ignition system | Katsunori Hagiwara, Wataru Matutani, Toru Nakamura, Tomoaki Kato, Yuichi Yamada | 2007-12-11 |
| 7215291 | Antenna device | Kazuya Nakano, Hiroyuki Maeda, Katsushiro Ishibayashi, Hajime Saito, Kazuhiko Furukatsu +1 more | 2007-05-08 |
| 7088297 | Vehicle roof antenna attachment | Kazuya Nakano, Hiroyuki Maeda, Katsushiro Ishibayashi | 2006-08-08 |
| 6551694 | Thermosetting resin decorative board and method of producing the same | Kaori Imamichi, Kouji Moriuchi | 2003-04-22 |