Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11955513 | Semiconductor device | Makoto Hashimoto, Koji Yano | 2024-04-09 |
| 11876575 | Electric field communication system | Mitsuru Shinagawa, Kohei Hamamura, Hiroshi Nakamura | 2024-01-16 |
| 9415127 | Plasma treatment method | Yuichiro Imanishi | 2016-08-16 |
| 9159820 | Buried gate static induction thyristor | Shoji YOKOI, Masakazu Kimura | 2015-10-13 |
| 9048281 | Semiconductor device and method for producing the same | Shoji YOKOI | 2015-06-02 |
| 8545765 | Plasma treating apparatus | Wataru Shionoya, Yuichiro Imanishi, Sozaburo Hotta | 2013-10-01 |
| 8454899 | Gas reforming device | Yuuichirou Imanishi, Sozaburo Hotta | 2013-06-04 |
| 8418668 | Plasma igniter and ignition device for internal combustion engine | — | 2013-04-16 |
| 8241580 | Plasma processing methods for inactivating toxins | Yuichiro Imanishi | 2012-08-14 |
| 7332749 | Junction-gate type static induction thyristor and high-voltage pulse generator using such junction-gate type static induction thyristor | Takayuki Sekiya | 2008-02-19 |
| 6767434 | Method of treating substance and apparatus for carrying out the same | Yuichiro Imanishi, Shozo Ishii | 2004-07-27 |
| 6558996 | Edge structure for relaxing electric field of semiconductor device having an embedded type diffusion structure | — | 2003-05-06 |
| 6403988 | Semiconductor device with reverse conducting faculty | Katsuji Iida, Takeshi Sakuma, Yuichiro Imanishi | 2002-06-11 |
| 5682044 | Reverse conducting thyristor with a planar-gate, buried-gate, or recessed-gate structure | Takashige Tamamushi, Kimihiro Muraoka, Yoshiaki Ikeda, Keun Sam Lee, Masashi Yura +1 more | 1997-10-28 |
| 5545905 | Static induction semiconductor device with a static induction schottky shorted structure | Kimihiro Muraoka, Takashige Tamamushi | 1996-08-13 |
| 5418376 | Static induction semiconductor device with a distributed main electrode structure and static induction semiconductor device with a static induction main electrode shorted structure | Kimihiro Muraoka, Takashige Tamamushi | 1995-05-23 |