KF

Keisuke Fukamachi

HI Hitachi: 24 patents #1,340 of 28,497Top 5%
HC Hitachi Media Electronics Co.: 1 patents #130 of 214Top 65%
📍 Tottori, JP: #8 of 379 inventorsTop 3%
Overall (All Time): #174,182 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDate
9287845 Bandpass filter, high-frequency device and communications apparatus Takahiro Yamashita, Takahiro Umeyama 2016-03-15
9252819 High frequency circuit, high frequency circuit component, and communication apparatus Hirotaka Satake, Shigeru Kemmochi, Yuta Sugiyama 2016-02-02
8767859 High-frequency circuit, high-frequency device, and communications apparatus Shigeru Kemmochi 2014-07-01
8682258 High-frequency circuit, high-frequency device, and communication apparatus Shigeru Kemmochi, Hirotaka Satake 2014-03-25
8582547 High frequency circuit, high frequency component and communication device Shigeru Kemmochi, Kazuhiro Hagiwara 2013-11-12
8326344 High-frequency device and communications apparatus Shigeru Kemmochi, Kazuhiro Hagiwara 2012-12-04
8315577 Multiband high-frequency circuit, multiband high-frequency circuit device and multiband communications apparatus comprising same Shigeru Kemmochi, Kazuhiro Hagiwara, Mitsuhiro Watanabe 2012-11-20
8269581 Band-pass filter, high-frequency component, and communication apparatus Shigeru Kemmochi 2012-09-18
8130787 High-frequency circuit device, and communications apparatus comprising same Kazuhiro Hagiwara, Shigeru Kemmochi 2012-03-06
8131226 Multi-band-high-frequency circuit, multi-band high-frequency circuit component and multi-band communication apparatus using same Shigeru Kemmochi, Kazuhiro Hagiwara, Takahiro Yamashita, Masayuki Uchida, Mitsuhiro Watanabe 2012-03-06
8093963 Laminated bandpass filter, high-frequency component and communications apparatus comprising them Takahiro Yamashita, Kazuhiro Hagiwara, Shigeru Kemmochi 2012-01-10
8036148 High-frequency circuit, high-frequency device and communications apparatus Shigeru Kemmochi, Kazuhiro Hagiwara 2011-10-11
7982554 Multi-band high-frequency circuit, multi-band high frequency circuit component and multi-band communication apparatus using same Shigeru Kemmochi, Kazuhiro Hagiwara, Masayuki Uchida 2011-07-19
7924117 Multi-band high-frequency circuit, multi-band high-frequency circuit component and multi-band communication apparatus using same Shigeru Kemmochi, Kazuhiro Hagiwara, Masayuki Uchida 2011-04-12
7885613 Multiband high-frequency circuit, multiband high-frequency circuit device and multiband communications apparatus comprising same Shigeru Kemmochi, Kazuhiro Hagiwara, Mitsuhiro Watanabe 2011-02-08
7773956 Multi-band high frequency circuit, multi-band high-frequency component and multi-band communications apparatus Shigeru Kemmochi, Kazuhiro Hagiwara, Takahiro Yamashita, Masayuki Uchida 2010-08-10
7705692 High-frequency circuit and communications apparatus comprising same Shigeru Kemmochi 2010-04-27
7518469 Multi-band high-frequency circuit, multi-band high-frequency circuit component and multi-band communication apparatus using same Shigeru Kemmochi, Kazuhiro Hagiwara, Masayuki Uchida 2009-04-14
7379751 Multi-band transceiver and radio communication device using the transceiver Toshiyuki Wada, Kenji Hayashi, Takashi Shiba, Norio Hosaka, Makoto Katagishi 2008-05-27
7295814 Antenna switch circuit and antenna switch module Takahiro Yamashita, Shigeru Kemmochi 2007-11-13
7253702 High-frequency switch module Shigeru Kemmochi, Mitsuhiro Watanabe, Hiroyuki Tai, Satoru Yokouchi 2007-08-07
7242268 Unbalanced-balanced multiband filter module Kazuhiro Hagiwara, Shigeru Kemmochi, Mitsuhiro Watanabe, Tsuyoshi Taketa, Yoshiyuki Murakami 2007-07-10
7167687 Switch circuit and composite high-frequency part Shigeru Kemmochi, Mitsuhiro Watanabe, Hiroyuki Tai 2007-01-23
7057472 Bypass filter, multi-band antenna switch circuit, and layered module composite part and communication device using them Shigeru Kemmochi, Mitsuhiro Watanabe, Tsuyoshi Taketa, Hiroyuki Tai, Satoru Yokouchi 2006-06-06