Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6683718 | Diffractive optical element and image reader using the same | Hiroshi Sato, Motomu Fukasawa, Hidekazu Shimomura | 2004-01-27 |
TS
Takayuki Sugiyama
Overall (2004): #104,570 of 270,089Top 40%
1
Patents 2004