Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6437493 | Glow plug and spark plug, and manufacturing method therefor | Hiroaki Nasu, Wataru Matsutani, Chiaki Kumada | 2002-08-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6437493 | Glow plug and spark plug, and manufacturing method therefor | Hiroaki Nasu, Wataru Matsutani, Chiaki Kumada | 2002-08-20 |