Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6437493 | Glow plug and spark plug, and manufacturing method therefor | Hiroaki Nasu, Wataru Matsutani, Katsunari Ninomiya | 2002-08-20 |
| 6420683 | Glow plug with Ni-Fe-Co resistor | Yukifumi Chiba, Hisashi Higuchi, Shunsuke Gotou | 2002-07-16 |