Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5308904 | Resin composition, porous film or sheet | Akihiko Sakai, Tasuku Suzuki | 1994-05-03 |
| 5284783 | Method of fabricating a heterojunction bipolar transistor | Hideaki Ishikawa, Eizo Miyauchi | 1994-02-08 |