Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11852659 | Current detection device | Jia Liu | 2023-12-26 |
| 11838013 | Semiconductor device | Yiyao Liu, Yusuke Sato, Naotsugu Kako, Hideaki Majima | 2023-12-05 |
| 11381237 | Semiconductor device | Yiyao Liu, Yusuke Sato, Naotsugu Kako, Hideaki Majima | 2022-07-05 |
| 10280530 | Apparatus for producing a single crystal of a metal oxide comprising a Pt-Rh alloy heater coated with zirconia | Keigo Hoshikawa, Keiichi Kohama, Shinji Nakanishi, Takumi Kobayashi, Etsuko Ohba | 2019-05-07 |
| 9975771 | Process for purifying phosphorus pentafluoride | Katsuhiro SAITO, Shinji MITA, Hiromi OYA, Shinsuke KATAYAMA, Ichiro Morimoto +2 more | 2018-05-22 |
| 9419600 | PWM signal generation circuit and processor system | — | 2016-08-16 |
| 9157171 | Production method of n-type SiC single crystal, n-type SiC single crystal obtained thereby and application of same | Akinori Seki | 2015-10-13 |
| 9080254 | Method of producing SiC single crystal | Hidemitsu Sakamoto, Hironori Daikoku | 2015-07-14 |
| 8947145 | PWM signal generation circuit and processor system | — | 2015-02-03 |
| 8702864 | Method for growing silicon carbide single crystal | Yukio Terashima | 2014-04-22 |
| 8685163 | Method for growing silicon carbide single crystal | Yukio Terashima | 2014-04-01 |
| 8470698 | Method for growing p-type SiC semiconductor single crystal and p-type SiC semiconductor single crystal | Akinori Seki | 2013-06-25 |
| 8328937 | Seed crystal axis for solution growth of single crystal | Hidemitsu Sakamoto | 2012-12-11 |
| 8287644 | Method for growing silicon carbide single crystal | Yukio Terashima | 2012-10-16 |
| 8174302 | Pulse signal generator, and method of generating pulse signal | — | 2012-05-08 |
| 8123857 | Method for producing p-type SiC semiconductor single crystal | Yukio Terashima | 2012-02-28 |
| 7993473 | Heat treatment oil composition | Masahiro Kobessho, Katsumi Ichitani, Makoto Takeishi, Yoshimi Aoyama | 2011-08-09 |
| 5918495 | Multistage gear-rolling apparatus | Noritaka Miyamoto, Masazumi Onishi, Toshiaki Tanaka, Shintaro Igarashi, Atsushi Danno +2 more | 1999-07-06 |
| 5824168 | Process for gear-rolling a high accuracy gear | Noritaka Miyamoto, Masazumi Onishi, Toshiaki Tanaka, Masatoshi Sawamura, Atsushi Danno | 1998-10-20 |
| 5690756 | Method for producing cast iron gear | Izuru Yamamoto, Masazumi Onishi, Toshiaki Tanaka, Yoshinari Tsuchiya, Atsushi Danno | 1997-11-25 |