Issued Patents All Time
Showing 1–25 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11282919 | Semiconductor device | Ryoji Kosugi, Kohei Adachi, Manabu Takei, Yoshiyuki Yonezawa | 2022-03-22 |
| 10741648 | Semiconductor device and manufacturing method thereof | Ryoji Kosugi, Shiyang Ji, Yasuyuki Kawada, Hidenori Kouketsu | 2020-08-11 |
| 10186575 | Silicon carbide semiconductor device and a method of manufacturing a silicon carbide semiconductor device | Yasuyuki Kawada, Shiyang Ji, Ryoji Kosugi, Hidenori KOKETSU | 2019-01-22 |
| 9755014 | Semiconductor device with substantially equal impurity concentration JTE regions in a vicinity of a junction depth | Hidekatsu Onose, Norifumi Kameshiro, Natsuki Yokoyama | 2017-09-05 |
| 9711600 | Semiconductor device and method of manufacturing the same, power conversion device, three-phase motor system, automobile, and railway vehicle | Norifumi Kameshiro | 2017-07-18 |
| 9518736 | Water-containing solid fuel drying apparatus and drying method | Katsuhiko Yokohama, Kenichiro Kosaka, Keigo Matsumoto, Noboru Kawamoto, Yoshiki Yamaguchi +6 more | 2016-12-13 |
| 9478605 | Semiconductor device with similar impurity concentration JTE regions | Hidekatsu Onose, Norifumi Kameshiro, Natsuki Yokoyama | 2016-10-25 |
| 9164423 | Developer replenishment container accommodating apparatus, developer replenishment container, and image forming apparatus | Akira Masuda, Yutaka Ban, Nobuo Nakajima | 2015-10-20 |
| 9059328 | Nitride semiconductor element and method of manufacturing the same | Akihisa Terano, Tomonobu Tsuchiya, Tadayoshi Tsuchiya, Naoki Kaneda, Tomoyoshi Mishima | 2015-06-16 |
| 8896027 | Nitride semiconductor diode | Akihisa Terano, Tomonobu Tsuchiya | 2014-11-25 |
| 8710550 | Semiconductor device with hetero-junction bodies | Takashi Ishigaki, Ryuta Tsuchiya, Akihisa Terano | 2014-04-29 |
| 8598594 | Semiconductor device and its fabrication method | Takashi Ishigaki, Akihisa Terano, Tomonobu Tsuchiya | 2013-12-03 |
| 8476731 | Nitride semiconductor diode | Akihisa Terano, Takashi Ishigaki | 2013-07-02 |
| 7906796 | Bipolar device and fabrication method thereof | Hidekatsu Onose, Natsuki Yokoyama | 2011-03-15 |
| 7547929 | Semiconductor HBT MMIC device and semiconductor module | Kenichi Tanaka, Hidetoshi Matsumoto, Isao Ohbu, Tomonori Tanoue, Chisaki Takubo +1 more | 2009-06-16 |
| 7276744 | Semiconductor device and method of manufacturing the same | Kenichi Tanaka, Tomonori Tanoue, Hidetoshi Matsumoto, Hiroshi Ohta, Hiroyuki Uchiyama | 2007-10-02 |
| 7067857 | Semiconductor device having led out conductor layers, manufacturing method of the same, and semiconductor module | Isao Ohbu, Tomonori Tanoue, Chisaki Takubo, Kenichi Tanaka | 2006-06-27 |
| 7001819 | Semiconductor device and power amplifier using the same | Tohru Oka, Isao Ohbu, Kiichi Yamashita | 2006-02-21 |
| 6984871 | Semiconductor device with high structural reliability and low parasitic capacitance | Tomonori Tanoue, Hiroji Yamada | 2006-01-10 |
| 6943387 | Semiconductor device, manufacturing thereof and power amplifier module | Isao Ohbu, Tomonori Tanoue, Chushiro Kusano, Yasunari Umemoto, Atsushi Kurokawa +2 more | 2005-09-13 |
| 6881639 | Method of manufacturing semiconductor device | Kiyoshi Ouchi, Tomonori Tanoue | 2005-04-19 |
| 6743691 | Semiconductor device and method for fabricating the same | Atsushi Kurokawa, Masao Yamane | 2004-06-01 |
| 6696711 | Semiconductor device and power amplifier using the same | Tohru Oka, Isao Ohbu, Kiichi Yamashita | 2004-02-24 |
| 6674103 | HBT with nitrogen-containing current blocking base collector interface and method for current blocking | Charles W. Tu, Peter M. Asbeck, Rebecca Welty | 2004-01-06 |
| 6639257 | Hetero-junction bipolar transistor having a dummy electrode | Atsushi Kurokawa, Masao Yamane | 2003-10-28 |