Issued Patents 2017
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9825432 | Spark plug for internal combustion engine and production method thereof | Kanechiyo Terada, Tetsuya Miwa, Yuuki Tsukamoto | 2017-11-21 |
| 9797363 | Control apparatus for an internal combustion engine | — | 2017-10-24 |
| 9793687 | Spark plug for internal combustion engine, having an annular ground electrode facing an outer circumference of a center electrode | Masamichi Shibata, Kanechiyo Terada, Tetsuya Miwa, Hironori Osamura, Yuuki Tsukamoto | 2017-10-17 |
| 9768095 | Semiconductor device and manufacturing method thereof | Tomo Sasaki, Akio Kitami, Tadafumi Yoshida, Kazunori Uchiyama, Naoki Hakamada | 2017-09-19 |
| 9647428 | Spark plug for internal combustion engine | — | 2017-05-09 |
| 9543740 | Ignition system with voltage limiting related to usage time increase | — | 2017-01-10 |