Issued Patents All Time
Showing 1–25 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12160089 | Spark plug | Naoyuki Mukoyama, Kento Kubota | 2024-12-03 |
| 11715933 | Spark plug | Tatsuya Gozawa | 2023-08-01 |
| 11515690 | Spark plug | Tatsuya Gozawa | 2022-11-29 |
| 11431155 | Spark plug | Tatsuya Gozawa | 2022-08-30 |
| 10971901 | Ignition plug | — | 2021-04-06 |
| 10944244 | Spark plug | Tatsuya Gozawa | 2021-03-09 |
| 10868408 | Spark plug | Tatsuya Gozawa | 2020-12-15 |
| 10833486 | Spark plug | Tatsuya Gozawa, Daiki Goto | 2020-11-10 |
| 10811851 | Spark plug | Tatsuya Gozawa | 2020-10-20 |
| 10777976 | Spark plug | Tatsuya Gozawa, Daiki Goto | 2020-09-15 |
| 10714908 | Spark plug | Tatsuya Gozawa | 2020-07-14 |
| 10714906 | Spark plug | — | 2020-07-14 |
| 10522978 | Ignition plug and ignition system including the same | Taichiro Tamida, Takahiro Inoue, Takashi Hashimoto, Akira Nakagawa, Tomokazu SAKASHITA +4 more | 2019-12-31 |
| 10250016 | Ignition system | Yuichi Yamada | 2019-04-02 |
| 10178751 | Ignition plug | Kohei Usami | 2019-01-08 |
| 10107252 | Ignition plug and ignition device | Kohei Usami | 2018-10-23 |
| 9929541 | Ignition plug and ignition device | Hirotaka SAITO, Kohei Usami | 2018-03-27 |
| 9780535 | Spark plug | Kohei Usami | 2017-10-03 |
| 9775227 | Non-thermal equilibrium plasma ignition plug and non-thermal equilibrium plasma ignition device | Hiroyuki Kameda, Kohei Usami | 2017-09-26 |
| 9548592 | Spark plug | Tadatoshi Fujino, Yuichi Yamada | 2017-01-17 |
| 9368942 | Ignition plug and ignition system | Katsutoshi Nakayama | 2016-06-14 |
| 9325156 | Spark plug | Yoshikazu Kataoka, Magoki Shimadate, Tomoaki Kato | 2016-04-26 |
| 9246313 | Ignition system | Tatsunori Yamada, Tomokatsu Kashima, Katsutoshi Nakayama | 2016-01-26 |
| 9124075 | Ignition system | Tatsunori Yamada, Tomokatsu Kashima | 2015-09-01 |
| 9000658 | Spark plug for internal combustion engine | Iwao Kunitomo | 2015-04-07 |