Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6692793 | Photo-cured film, and photosensitive element, printed wiring board and semiconductor package using such film | Kuniaki Sato, Toshihiko Ito, Takao Hirayama, Toshizumi Yoshino | 2004-02-17 |