Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6794803 | Spark plug for an internal combustion engine | Tsunenobu Hori, Yasutake Ishino, Hironori Osamura, Akira Mitsuhashi | 2004-09-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6794803 | Spark plug for an internal combustion engine | Tsunenobu Hori, Yasutake Ishino, Hironori Osamura, Akira Mitsuhashi | 2004-09-21 |