Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6515811 | Optical filter having two absorption maximums | Toru Harada, Takumi Ando | 2003-02-04 |
II
Isao Ikuhara
Overall (2003): #206,488 of 273,478Top 80%
1
Patents 2003