Issued Patents 2020
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10868408 | Spark plug | Kenji Ban | 2020-12-15 |
| 10847951 | Spark plug with a plug cover for improving fuel economy | Daiki Goto | 2020-11-24 |
| 10833486 | Spark plug | Kenji Ban, Daiki Goto | 2020-11-10 |
| 10811851 | Spark plug | Kenji Ban | 2020-10-20 |
| 10777976 | Spark plug | Kenji Ban, Daiki Goto | 2020-09-15 |
| 10770868 | Spark plug that suppresses pre-ignition and misfires | — | 2020-09-08 |
| 10742002 | Spark plug | Daiki Goto | 2020-08-11 |
| 10714908 | Spark plug | Kenji Ban | 2020-07-14 |
| 10714904 | Spark plug | — | 2020-07-14 |
| 10666023 | Spark plug | — | 2020-05-26 |