Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5672897 | Bimos semiconductor integrated circuit device including high speed vertical bipolar transistors | Atsuo Watanabe, Takahide Ikeda, Kiyoshi Tsukuda, Mitsuru Hirao, Tatsuya Kamei | 1997-09-30 |
| 5508549 | Semiconductor integrated circuit device and a method for manufacturing the same | Atsuo Watanabe, Takahide Ikeda, Kiyoshi Tsukuda, Mitsuru Hirao, Tatsuya Kamei | 1996-04-16 |
| 5049967 | Semiconductor integrated circuit device and a method for manufacturing the same | Atsuo Watanabe, Takahide Ikeda, Kiyoshi Tsukuda, Mitsuru Hirao, Tatsuya Kamei | 1991-09-17 |
| 4980744 | Semiconductor integrated circuit device and a method for manufacturing the same | Atsuo Watanabe, Takahide Ikeda, Kiyoshi Tsukuda, Mitsuru Hirao, Tatsuya Kamei | 1990-12-25 |
| 4921811 | Semiconductor integrated circuit device and a method for manufacturing the same | Atsuo Watanabe, Takahide Ikeda, Kiyoshi Tsukuda, Mitsuru Hirao, Tatsuya Kamei | 1990-05-01 |
| 4799098 | MOS/bipolar device with stepped buried layer under active regions | Takahide Ikeda, Atsuo Watanabe, Masanori Odaka, Katsumi Ogiue | 1989-01-17 |