Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8026160 | Semiconductor device and semiconductor device manufacturing method | Yoichiro Tarui, Masayuki Imaizumi | 2011-09-27 |
| 7285465 | Method of manufacturing a SiC vertical MOSFET | Yoichiro Tarui, Masayuki Imaizumi, Hiroshi Sugimoto, Tetsuya Takami | 2007-10-23 |
| 7029969 | Method of manufacture of a silicon carbide MOSFET including a masking with a tapered shape and implanting ions at an angle | Yoichiro Tarui, Masayuki Imaizumi, Hiroshi Sugimoto, Tetsuya Takami | 2006-04-18 |
| 5540345 | Process of producing diffraction grating | Hiroshi Sugimoto, Teruhito Matsui, Yuji Abe, Toshiyuki Ohishi | 1996-07-30 |
| 5300190 | Process of producing diffraction grating | Hiroshi Sugimoto, Teruhito Matsui, Yuji Abe, Toshiyuki Ohishi | 1994-04-05 |