HN

Hideaki Nakahata

Sumitomo Electric Industries: 103 patents #20 of 21,551Top 1%
KC Koha Co.: 3 patents #16 of 58Top 30%
SE Seiko Epson: 3 patents #3,864 of 7,774Top 50%
NE Nec: 1 patents #7,889 of 14,502Top 55%
Overall (All Time): #12,976 of 4,157,543Top 1%
106
Patents All Time

Issued Patents All Time

Showing 25 most recent of 106 patents

Patent #TitleCo-InventorsDate
10693387 Transformer Kenichi Hirotsu, Nobuo Shiga, Takashi Ohira, Kyohei Yamada, Daiya Egashira 2020-06-23
10320305 Transformer Kenichi Hirotsu, Nobuo Shiga, Takashi Ohira, Kyohei Yamada 2019-06-11
10122288 Transformer composed of a front stage circuit and a rear stage circuit Kenichi Hirotsu, Takashi Ohira, Kyohei Yamada, Daiya Egashira 2018-11-06
10116197 Transformer without magnetic coupling, electromagnetic induction or mutual inductance Satoshi Hatsukawa, Kenichi Hirotsu, Takashi Ohira, Kyohei Yamada, Daiya Egashira 2018-10-30
9837558 Photovoltaic module and photovoltaic panel Youichi Nagai, Takashi Iwasaki, Kazumasa Toya, Kenji Saito, Kenichi Hirotsu 2017-12-05
9818895 Semiconductor device, optical sensor device and semiconductor device manufacturing method Kei Fujii, Katsushi Akita, Takashi Ishizuka, Yasuhiro Iguchi, Hiroshi Inada +1 more 2017-11-14
9712069 Distributed-constant type transformer for voltage conversion Nobuo Shiga, Kenichi Hirotsu, Takashi Ohira, Kyohei Yamada 2017-07-18
9577131 Concentrator photovoltaic module, concentrator photovoltaic panel, and flexible printed circuit for concentrator photovoltaic module Kenji Saito, Takashi Iwasaki, Kazumasa Toya, Yoshiya Abiko, Kenichi Hirotsu +2 more 2017-02-21
9064706 Composite of III-nitride crystal on laterally stacked substrates Naho Mizuhara, Koji Uematsu, Michimasa Miyanaga, Keisuke Tanizaki, Seiji Nakahata +1 more 2015-06-23
9040955 Semiconductor device, optical sensor device and semiconductor device manufacturing method Kei Fujii, Katsushi Akita, Takashi Ishizuka, Yasuhiro Iguchi, Hiroshi Inada +1 more 2015-05-26
8937339 Si(1-V-W-X)CWAlXNV substrate, and epitaxial wafer Issei Satoh, Michimasa Miyanaga, Shinsuke Fujiwara 2015-01-20
8921829 Light receiving element, light receiving element array, hybrid-type detecting device, optical sensor device, and method for producing light receiving element array Yasuhiro Iguchi, Hiroshi Inada, Youichi Nagai, Katsushi Akita, Takashi Ishizuka +1 more 2014-12-30
8872309 Composite of III-nitride crystal on laterally stacked substrates Naho Mizuhara, Koji Uematsu, Michimasa Miyanaga, Keisuke Tanizaki, Seiji Nakahata +1 more 2014-10-28
8829658 Method of manufacturing nitride substrate, and nitride substrate Satoshi Arakawa, Michimasa Miyanaga, Takashi Sakurada, Yoshiyuki Yamamoto 2014-09-09
8822977 Photodetector and method of manufacturing the photodetector Katsushi Akita, Takashi Ishizuka, Kei Fujii, Youichi Nagai, Hiroshi Inada +1 more 2014-09-02
8715414 Process for producing Si(1-v-w-x)CwAlxNv base material, process for producing epitaxial wafer, Si(1-v-w-x)CwAlxNv base material, and epitaxial wafer Issei Satoh, Michimasa Miyanaga, Shinsuke Fujiwara 2014-05-06
8709923 Method of manufacturing III-nitride crystal Naho Mizuhara, Koji Uematsu, Michimasa Miyanaga, Keisuke Tanizaki, Seiji Nakahata +1 more 2014-04-29
8702865 AlxGa1-xN crystal substrate Michimasa Miyanaga, Naho Mizuhara 2014-04-22
8679955 Method for forming epitaxial wafer and method for fabricating semiconductor device Shin Hashimoto, Katsushi Akita, Kensaku Motoki, Shinsuke Fujiwara 2014-03-25
8642943 Semiconductor wafer, light-receiving element, light-receiving element array, hybrid-type detection device, optical sensor device, and process for production of semiconductor wafer Hiroki Mori, Yasuhiro Iguchi, Hiroshi Inada, Youichi Nagai, Kouhei Miura +3 more 2014-02-04
8633514 Group III nitride semiconductor wafer and group III nitride semiconductor device Shin Hashimoto, Tatsuya Tanabe, Katsushi Akita, Hiroshi Amano 2014-01-21
8613802 Nitride semiconductor crystal manufacturing apparatus, nitride semiconductor crystal manufacturing method, and nitride semiconductor crystal Issei Satoh, Michimasa Miyanaga, Yoshiyuki Yamamoto 2013-12-24
8592289 Epitaxial wafer, method for manufacturing gallium nitride semiconductor device, gallium nitride semiconductor device and gallium oxide wafer Shin Hashimoto, Katsushi Akita, Shinsuke Fujiwara, Kensaku Motoki 2013-11-26
8591653 Compound semiconductor single-crystal manufacturing device and manufacturing method Issei Satoh, Naho Mizuhara, Keisuke Tanizaki, Michimasa Miyanaga, Takashi Sakurada 2013-11-26
8540817 Method of manufacturing a Si(1-v-w-x)CwAlxNv substrate, method of manufacturing an epitaxial wafer, Si(1-v-w-x)CwAlxNv substrate, and epitaxial wafer Issei Satoh, Michimasa Miyanaga, Shinsuke Fujiwara 2013-09-24