KK

Katsuhiko Kawashima

PA Panasonic: 6 patents #4,438 of 21,108Top 25%
Sumitomo Electric Industries: 5 patents #5,365 of 21,551Top 25%
NJ Nuvoton Technology Corporation Japan: 3 patents #41 of 222Top 20%
DE Denso: 1 patents #6,940 of 11,792Top 60%
📍 Kasai, JP: #563 of 5,842 inventorsTop 10%
Overall (All Time): #305,354 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
12278601 Power amplifier semiconductor device Akihiko Nishio, Yusuke Kanda, Takashi Yui 2025-04-15
12224331 Semiconductor device Yoshinori Takami, Dai Motojima, Yusuke Kanda 2025-02-11
12166103 Semiconductor device for power amplification Yusuke Kanda, Kenichi MIYAJIMA 2024-12-10
9425302 Semiconductor device Wataru Kanaga, Hiroaki Kawano, Shingo Matsuda 2016-08-23
8772912 Electronic device Shotaro Miyawaki, Atsushi Kashiwazaki, Takashi Yoshimizu 2014-07-08
8710927 High-frequency power amplifier Masatoshi Kamitani, Masahiro Maeda, Hiroshi Sugiyama 2014-04-29
8279010 Radio frequency power amplifier Masato Seki, Masatoshi Kamitani, Masahiro Maeda 2012-10-02
7566920 Bipolar transistor and power amplifier Masahiro Maeda, Keiichi Murayama, Hirotaka Miyamoto 2009-07-28
7554410 Power amplifier Masahiro Maeda, Masatoshi Kamitani 2009-06-30
7541874 High-frequency power amplifier device Masahiro Maeda, Masatoshi Kamitani 2009-06-02
7400199 Semiconductor integrated circuit apparatus Kazuki Tateoka 2008-07-15
7286018 Transistor circuit Hirokazu Makihara, Kazuki Tateoka, Shingo Matsuda 2007-10-23
6329227 Method of patterning organic polymer film and method for fabricating semiconductor device Yoshiharu Anda, Mitsuru Nishitsuji, Tsuyoshi Tanaka 2001-12-11
6300190 Method for fabricating semiconductor integrated circuit device Mitsuru Nishitsuji, Yoshiharu Anda, Tsuyoshi Tanaka 2001-10-09
5925903 Field-effect transistors and method of manufacturing the same Junko Iwanaga, Yorito Ota, Tadayoshi Nakatsuka, Hiroyuki Masato 1999-07-20