Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6638620 | Reversible thermochromic composition having improved light-fastness and product comprising same | Akio Nakashima | 2003-10-28 |
| 6528754 | Underwater maintenance repair device and method | Satoshi Okada, Hiroaki Igakura, Motohiko Kimura, Tatsuki Ogisu, Masaki Yoda | 2003-03-04 |