Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6468088 | Solid having reversibly invisible/visible thermochromic construction enclosed therein | Katsuyuki Fujita, Nobuaki Matsunami | 2002-10-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6468088 | Solid having reversibly invisible/visible thermochromic construction enclosed therein | Katsuyuki Fujita, Nobuaki Matsunami | 2002-10-22 |