Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6437432 | Semiconductor device having improved electrical characteristics and method of producing the same | Masamitsu Ikumo, Toshimi Kawahara, Kenichi Nagashige | 2002-08-20 |
| 6388461 | Semiconductor inspection apparatus and inspection method using the apparatus | Yukinori Sumi | 2002-05-14 |
| 6333638 | Semiconductor test apparatus and test method using the same | Yukinori Sumi | 2001-12-25 |
| 6246249 | Semiconductor inspection apparatus and inspection method using the apparatus | Yukinori Sumi | 2001-06-12 |
| 6188528 | Optical lens, and optical pickup and optical disc apparatus using such lens | Takatoshi Yamada | 2001-02-13 |
| 6013944 | Semiconductor device in which chip electrodes are connected to terminals arranged along the periphery of an insulative board | Susumu Moriya, Shirou Youda | 2000-01-11 |
| 5767528 | Semiconductor device including pad portion for testing | Yukinori Sumi | 1998-06-16 |