Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6303875 | IC packages replaceable by IC packages having a smaller pin count and circuit device using the same | — | 2001-10-16 |
| 5881355 | Fabrication method of cathode member and electronic tube equipped therewith | Toshikazu Sugimura, Maki Narita, Taro Hirai | 1999-03-09 |