Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9738675 | Water-soluble photochromic compound | Hiroaki Tokiwa, Masahiro Irie, Kiyoshi Ikeda | 2017-08-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9738675 | Water-soluble photochromic compound | Hiroaki Tokiwa, Masahiro Irie, Kiyoshi Ikeda | 2017-08-22 |