Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5992725 | Apparatus and method for producing electronic elements | Hirokazu Ezawa | 1999-11-30 |
| 5897361 | Semiconductor device and method of producing same | — | 1999-04-27 |
| 5606203 | Semiconductor device having Al-Cu wiring lines where Cu concentration is related to line width | — | 1997-02-25 |
| 5571578 | Method for forming silicon oxide on a semiconductor | Naruhiko Kaji, Riichirou Aoki, Hiroyuki Toyama, Takamitsu Yoshida, Yukio Nishiyama | 1996-11-05 |
| 5529634 | Apparatus and method of manufacturing semiconductor device | Masahiro Miyata, Johta Fukuhara, Shinzi Takeda, Hirokazu Ezawa | 1996-06-25 |
| 5068709 | Semiconductor device having a backplate electrode | Riichirou Aoki, Katsuya Okumura | 1991-11-26 |
| 4875088 | Semiconductor device having a backplate electrode | Riichirou Aoki, Katsuya Okumura | 1989-10-17 |