Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5665616 | Process of manufacturing a semiconductor device | Koji Kimura | 1997-09-09 |
| 5654483 | Process for producing alkoxy-substituted triphenylamines | Chiyuki Kikuchi, Masaru Wada, Teruyuki Nagata | 1997-08-05 |
| 5614425 | Method of fabricating a bipolar transistor operable at high speed | Koji Kimura | 1997-03-25 |
| 5594149 | Process for producing 1,3-dialkyl-2-imidazolidinone | Hideki Mizuta, Shinichi Umeda, Teruyuki Nagata | 1997-01-14 |