Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5493148 | Semiconductor device whose output characteristic can be adjusted by functional trimming | Koichi Kitahara, Yosuke Takagi | 1996-02-20 |
| 5418383 | Semiconductor device capable of previously evaluating characteristics of power output element | Yosuke Takagi, Koichi Kitahara | 1995-05-23 |
| RE34025 | Semiconductor device with isolation between MOSFET and control circuit | Yosuke Takagi, Koichi Kitahara, Tsuyoshi Kuramoto | 1992-08-11 |
| 5065212 | Semiconductor device | Tsuyoshi Kuramoto | 1991-11-12 |
| 4948748 | Manufacture of a substrate structure for a composite semiconductor device using wafer bonding and epitaxial refill | Koichi Kitahara, Tsuyoshi Kuramoto | 1990-08-14 |
| 4879584 | Semiconductor device with isolation between MOSFET and control circuit | Yosuke Takagi, Koichi Kitahara, Tsuyoshi Kuramoto | 1989-11-07 |
| 4855799 | Power MOS FET with carrier lifetime killer | Hirohito Tanabe, Kazuaki Suzuki, Yukiharu Miwa, Yoshihito Nakayama | 1989-08-08 |
| 4837186 | Silicon semiconductor substrate with an insulating layer embedded therein and method for forming the same | Tsuyoshi Kuramoto, Masaru Shimbo | 1989-06-06 |
| 4777149 | Method of manufacturing power MOSFET | Hirohito Tanabe, Kazuaki Suzuki, Yukiharu Miwa, Yoshihito Nakayama | 1988-10-11 |