Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6340028 | Pickling device | Etsuro Hirai, Takumi FURUYA, Masato Saka | 2002-01-22 |
| 6339510 | Camera having a varifocal lens | Masaaki Nakai, Takanobu Omaki, Tokuji Ishida, Hisayuki Masumoto, Hisashi Tokumaru +1 more | 2002-01-15 |