Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5298476 | Rewritable bar code display medium, and image display method and image display apparatus using the same | Yoshihiko Hotta, Keishi Kubo, Shoji Maruyama, Takashi Yano | 1994-03-29 |