Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6479417 | Glass-ceramic microspheres that impart yellow color to retroreflected light | Matthew H. Frey, Kenton D. Budd, Toshihro Kasai, Stephen B. Roscoe, Chikafumi Yokoyama +1 more | 2002-11-12 |