Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11199170 | Ignition control device | Ippei Funato, Kanechiyo Terada | 2021-12-14 |
| 11181090 | Ignition apparatus | Shota Kinoshita, Fumiaki Aoki, Daisuke Tanaka, Jan Husarik, Masashi Kando | 2021-11-23 |
| 11129268 | Ignition apparatus including spark plug that generates plasma | Shota Kinoshita, Fumiaki Aoki, Daisuke Tanaka, Jan Husarik, Masashi Kando | 2021-09-21 |
| 10951012 | Spark plug for internal combustion engines and internal combustion engine | — | 2021-03-16 |
| 10900459 | Ignition control system and ignition control device | Ryota Wakasugi, Fumiaki Aoki | 2021-01-26 |
| 10886708 | Spark plug for internal combustion engine | Shintaro Itoh, Daisuke Tanaka, Ryota Wakasugi, Kaori Doi, Kanechiyo Terada +2 more | 2021-01-05 |