RK

Ryou Kato

PA Panasonic: 24 patents #737 of 21,108Top 4%
NJ Nuvoton Technology Corporation Japan: 1 patents #117 of 222Top 55%
Overall (All Time): #162,777 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11056589 Semiconductor device Yoshihiro Matsushima, Shigetoshi Sota, Eiji Yasuda, Toshikazu Imai, Ryosuke Okawa +1 more 2021-07-06
10930748 Semiconductor device Masao HAMASAKI, Masaaki Hirako, Ryosuke Okawa 2021-02-23
10854744 Semiconductor device Yoshihiro Matsushima, Shigetoshi Sota, Eiji Yasuda, Toshikazu Imai, Ryosuke Okawa +1 more 2020-12-01
10636885 Semiconductor device and semiconductor module Kazuma Yoshida, Takeshi Imamura, Toshikazu Imai, Ryosuke Okawa 2020-04-28
10541310 Semiconductor device and semiconductor module Kazuma Yoshida, Takeshi Imamura, Toshikazu Imai, Ryosuke Okawa 2020-01-21
10340347 Semiconductor device and semiconductor module Kazuma Yoshida, Takeshi Imamura, Toshikazu Imai, Ryosuke Okawa 2019-07-02
9209361 Nitride semiconductor light-emitting element Akio Ueta, Masaaki Yuri, Toshiya Yokogawa 2015-12-08
9147804 Nitride semiconductor light-emitting element and light source including the nitride semiconductor light-emitting element Kunimasa Takahashi, Masaki Fujikane, Toshiya Yokogawa 2015-09-29
8994031 Gallium nitride compound semiconductor light emitting element and light source provided with said light emitting element Shunji Yoshida, Toshiya Yokogawa 2015-03-31
8890175 Nitride-based semiconductor element and method for fabricating the same Toshiya Yokogawa, Naomi Anzue, Akira Inoue 2014-11-18
8866127 Nitride semiconductor light-emitting element including Si-doped layer, and light source Kunimasa Takahashi, Shunji Yoshida, Toshiya Yokogawa 2014-10-21
8785965 Nitride-based semiconductor light-emitting device and method for fabricating the same Toshiya Yokogawa 2014-07-22
8748899 Nitride-based semiconductor device and method for fabricating the same Toshiya Yokogawa, Mitsuaki Oya, Atsushi Yamada 2014-06-10
8729587 Nitride semiconductor element and manufacturing method therefor Toshiya Yokogawa, Mitsuaki Oya, Atsushi Yamada 2014-05-20
8686561 Nitride-based semiconductor device and method for fabricating the same Toshiya Yokogawa, Mitsuaki Oya, Atsushi Yamada 2014-04-01
8648378 Nitride-based semiconductor device and method for fabricating the same Toshiya Yokogawa, Mitsuaki Oya, Atsushi Yamada 2014-02-11
8648350 Gallium nitride compound semiconductor light-emitting device Masaki Fujikane, Akira Inoue, Toshiya Yokogawa 2014-02-11
8604591 Nitride-type semiconductor element and process for production thereof Toshiya Yokogawa, Naomi Anzue 2013-12-10
8587022 Nitride semiconductor light-emitting element and process for production thereof Akira Inoue, Junko Iwanaga, Masaki Fujikane, Toshiya Yokogawa 2013-11-19
8546167 Gallium nitride-based compound semiconductor light-emitting element Shunji Yoshida, Toshiya Yokogawa 2013-10-01
8357607 Method for fabricating nitride-based semiconductor device having electrode on m-plane Mitsuaki Oya, Toshiya Yokogawa, Atsushi Yamada 2013-01-22
8309984 Nitride-based semiconductor device having electrode on m-plane Mitsuaki Oya, Toshiya Yokogawa, Atsushi Yamada 2012-11-13
8268706 Semiconductor device manufacturing method Masaki Fujikane, Akira Inoue, Atsushi Yamada, Toshiya Yokogawa 2012-09-18
8163573 Method for manufacturing nitride semiconductor element Shunji Yoshida, Toshiya Yokogawa 2012-04-24
8110851 Nitride-based semiconductor device and method for fabricating the same Toshiya Yokogawa, Mitsuaki Oya, Atsushi Yamada 2012-02-07