Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6545337 | Semiconductor integrated circuit device | Osamu Kitamura, Shigeaki Okawa, Hirotsugu Hata, Chikao Fujinuma | 2003-04-08 |
| 6528379 | Method for manufacturing semiconductor integrated circuit device | Osamu Kitamura, Shigeaki Okawa, Hirotsugu Hata, Chikao Fujinuma | 2003-03-04 |
| 6110772 | Semiconductor integrated circuit and manufacturing method thereof | Tsuyoshi Takahashi, Yasunari Tagami, Hirotsugu Hata, Satoru Kaneko | 2000-08-29 |
| 5252851 | Semiconductor integrated circuit with photo diode | Keizi Mita, Tsuyoshi Takahashi, Toshiyuki Ohkoda | 1993-10-12 |
| 5141881 | Method for manufacturing a semiconductor integrated circuit | Kazuo Takeda, Toshimasa Sadakata, Teruo Tabata, Nobuyuki Sekikawa, Yasuhiro Tamada +1 more | 1992-08-25 |
| 5023195 | Method for manufacturing a semiconductor integrated circuit including a bipolar transistor | Nobuyuki Sekikawa | 1991-06-11 |
| 4898839 | Semiconductor integrated circuit and manufacturing method therefor | Chikao Fujinuma, Nobuyuki Sekikawa, Teruo Tabata, Yoshiaki Sano, Toshimasa Sadakata | 1990-02-06 |