Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6478451 | Vehicular lamp unit and method for manufacturing same | Kazuo Akiyama | 2002-11-12 |
| 6464374 | Vehicular lamp unit and method for manufacturing same | Kazuo Akiyama | 2002-10-15 |
| 6425431 | Welding method using heating plate and welding apparatus using the same | Toshitaka Naito, Masahiko Koizumi, Tomoki Kumayama, Hiroyuki Kageyama, Seiichi Gyotoku | 2002-07-30 |
| 6409370 | Vehicular lamp lens having an indented front surface | Kazuo Akiyama, Masahiko Nishizaki | 2002-06-25 |