Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6750597 | Method for manufacturing spark plug and spark plug | — | 2004-06-15 |
AS
Akio Sakura
Overall (2004): #265,728 of 270,089Top 100%
1
Patents 2004