AN

Atsuo Nishihara

HI Hitachi: 19 patents #1,906 of 28,497Top 7%
HS Hitachi Automotive Systems: 4 patents #412 of 1,636Top 30%
HA Hitachi Astemo: 1 patents #649 of 1,276Top 55%
Overall (All Time): #171,808 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDate
11232994 Power semiconductor device having a distance regulation portion and power conversion apparatus including the same Nobutake Tsuyuno, Hiromi Shimazu, Akihiro Namba, Akira Matsushita, Hiroshi Houzouji +2 more 2022-01-25
10064310 Power-module device, power conversion device, and method for manufacturing power-module device Hisashi Tanie, Eiichi Ide, Hiroshi Shintani 2018-08-28
10044220 Uninterruptible power-supply system Yuichiro Konishi, Keisuke Horiuchi 2018-08-07
9585292 Power converter Keisuke Horiuchi, Yosei Hara, Morio Kuwano, Kinya Nakatsu 2017-02-28
9510487 Power conversion apparatus Keisuke Horiuchi, Kinya Nakatsu, Morio Kuwano, Yosei Hara 2016-11-29
9419535 Electric power converter Ken Maeda, Kinya Nakatsu, Yukio Hattori 2016-08-16
9078376 Power conversion device Kenichiro Nakajima, Keisuke Horiuchi 2015-07-07
8879259 Cooling system for onboard electrical power converter, and electrical power converter for railway vehicle Osamu Suzuki, Yosuke Yasuda, Keisuke Horiuchi, Tomoo Hayashi, Sunao Funakoshi 2014-11-04
8472188 Semiconductor power module, inverter, and method of manufacturing a power module Keisuke Horiuchi, Hiroshi Hozoji, Michiaki Hiyoshi, Takehide Yokozuka 2013-06-25
8072760 Power inverter Takeshi Matsuo, Haruki Hamada, Masanori Musou 2011-12-06
7983044 Electrical apparatus, cooling system therefor, and electric vehicle Takayoshi Nakamura, Akihiro Tamba, Ryuichi Saito 2011-07-19
7957145 Electric power converter Osamu Suzuki, Sunao Funakoshi, Keisuke Horiuchi, Yosuke Yasuda 2011-06-07
7710721 Power inverter Takeshi Matsuo, Haruki Hamada, Masanori Musou 2010-05-04
7660122 Electrical apparatus, cooling system therefor, and electric vehicle Takayoshi Nakamura, Akihiro Tamba, Ryuichi Saito 2010-02-09
7516777 Cooling jacket Shuichi Terakado, Shigeo Ohashi, Rintaro Minamitani, Takashi Naganawa 2009-04-14
D556686 Power module for power inverter Takeshi Matsuo, Haruki Hamada, Masanori Musou 2007-12-04
7252167 Electrical apparatus, cooling system therefor, and electric vehicle Takayoshi Nakamura, Akihiro Tamba, Ryuichi Saito 2007-08-07
7090044 Electrical apparatus, cooling system therefor, and electric vehicle Takayoshi Nakamura, Akihiro Tamba, Ryuichi Saito 2006-08-15
6978856 Electrical apparatus, cooling system therefor, and electric vehicle Takayoshi Nakamura, Akihiro Tamba, Ryuichi Saito 2005-12-27
6351384 Device and method for cooling multi-chip modules Takahiro Daikoku, Junri Ichikawa, Kenichi Kasai 2002-02-26
6292365 Electronic apparatus Noriyuki Ashiwake, Toshio Otaguro, Mitsuru Honma 2001-09-18
5774334 Low thermal resistant, fluid-cooled semiconductor module Keizo Kawamura, Noriyuki Ashiwake, Takahiro Daikoku, Akio Idei, Kenichi Kasai +3 more 1998-06-30
5705850 Semiconductor module Noriyuki Ashiwake, Takahiro Daikoku, Kenichi Kasai, Keizou Kawamura, Hideyuki Kimura +2 more 1998-01-06
5270572 Liquid impingement cooling module for semiconductor devices Tadakatsu Nakajima, Shigeo Ohashi, Heikichi Kuwahara, Noriyuki Ashiwake, Motohiro Sato +6 more 1993-12-14