Issued Patents 2016
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9362722 | Spark plug with improved withstand voltage characteristics and high mechanical strength at high temperatures | Katsuya Takaoka, Hirokazu Kurono, Toshitaka Honda, Mitsushiro Kondo | 2016-06-07 |