Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5296607 | Photochromic compound | Hisao Suzuki, Akira Kaneko, Hideki Tsuboi | 1994-03-22 |
AT
Akihiko Tomoda
Overall (1994): #159,572 of 165,921Top 100%
1
Patents 1994