Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6638620 | Reversible thermochromic composition having improved light-fastness and product comprising same | Yoshiaki Ono | 2003-10-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6638620 | Reversible thermochromic composition having improved light-fastness and product comprising same | Yoshiaki Ono | 2003-10-28 |