| 10277012 |
Spark plug including a magnetic substance and a conductor disposed thereon |
Katsuya Takaoka, Kota Yokoyama, Kuniharu Tanaka, Hirokazu Kurono, Hironori Uegaki |
2019-04-30 |
| 10270228 |
Spark plug |
Katsuya Takaoka, Kota Yokoyama, Kuniharu Tanaka, Hirokazu Kurono, Hironori Uegaki |
2019-04-23 |
| 10153622 |
Spark plug having the thickness of a magnetic member without excessively narrowing an electrode member |
Hironori Uegaki, Shoma Tsumagari, Katsuya Takaoka, Kuniharu Tanaka |
2018-12-11 |
| 10090646 |
Spark plug |
Katsuya Takaoka, Kuniharu Tanaka, Hisashi KOZUKA, Toshitaka Honda, Hirokazu Kurono +2 more |
2018-10-02 |
| 9997894 |
Spark plug having a resistor element |
Hironori Uegaki, Katsuya Takaoka, Kuniharu Tanaka |
2018-06-12 |
| 9595814 |
Spark plug |
Takashi KASASHIMA, Katsuya Takaoka, Kuniharu Tanaka, Toshitaka Honda, Hirokazu Kurono +2 more |
2017-03-14 |
| 9590395 |
Spark plug |
Katsuya Takaoka, Kuniharu Tanaka, Toshitaka Honda, Hirokazu Kurono, Haruki Yoshida +1 more |
2017-03-07 |
| 9373940 |
Spark plug |
Katsuya Takaoka, Kuniharu Tanaka, Haruki Yoshida, Hirokazu Kurono, Toshitaka Honda |
2016-06-21 |
| 9281662 |
Spark plug |
Katsuya Takaoka, Kuniharu Tanaka, Haruki Yoshida, Hirokazu Kurono, Toshitaka Honda |
2016-03-08 |
