Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10801461 | Ignition apparatus | Kaori Doi | 2020-10-13 |
| 10686299 | Spark plug of internal combustion engine | Masamichi Shibata | 2020-06-16 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10801461 | Ignition apparatus | Kaori Doi | 2020-10-13 |
| 10686299 | Spark plug of internal combustion engine | Masamichi Shibata | 2020-06-16 |