Issued Patents All Time
Showing 51–61 of 61 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D396869 | Television camera | Yasuki Yamakawa | 1998-08-11 |
| D390244 | Television camera | Yasuki Yamakawa | 1998-02-03 |
| 5702973 | Method for forming epitaxial semiconductor wafer for CMOS integrated circuits | Witiwat Wijaranakula | 1997-12-30 |
| 5650353 | Method for production of SOI substrate | Katsuo Yoshizawa, Tsutomu Sato, Masatake Katayama | 1997-07-22 |
| 5578504 | Method for determination of resistivity of N-type silicon epitaxial layer | Shigenori Saisu | 1996-11-26 |
| 5538904 | Method of estimating quantity of boron at bonding interface in bonded wafer | Masatake Katayama, Kazushi Nakazawa | 1996-07-23 |
| 5514235 | Method of making bonded wafers | Masatake Katayama | 1996-05-07 |
| 5478408 | SOI substrate and manufacturing method therefor | Masatake Katayama, Kazushi Nakazawa | 1995-12-26 |
| 5306939 | Epitaxial silicon wafers for CMOS integrated circuits | Witawat Wijaranakula | 1994-04-26 |
| D278629 | Television receiver | Hiroshi Yonekura, Kiyoshi Suzuki, Osamu Sugihara | 1985-04-30 |
| 4347729 | Hand riveter | — | 1982-09-07 |