KK

Ken Kawahata

AC Alps Electric Co.: 11 patents #140 of 2,177Top 7%
FI Frontec Incorporated: 6 patents #7 of 40Top 20%
LC Lg Philips Lcd Co.: 4 patents #260 of 888Top 30%
AC Alps Electronics Co.: 1 patents #1 of 19Top 6%
Overall (All Time): #239,095 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
9772354 Output circuit with limited output voltage range and reduced power consumption and current sensor having the same Masahiko Ota 2017-09-26
9702909 Manufacturing method for current sensor and current sensor Nobuyoshi Yamasaki, Masatoshi Nomura 2017-07-11
7102364 Capacitance detecting circuit and detecting method, and fingerprint sensor employing the same Yuichi Umeda, Tatsumi Fujiyoshi 2006-09-05
6963327 Shift register circuit including first shift register having plurality of stages connected in cascade and second shift register having more stages Yukimitsu Yamada 2005-11-08
6862942 Surface pressure distribution sensor 2005-03-08
6707441 Active matrix type liquid crystal display device, and substrate for the same Hiroyuki Hebiguchi 2004-03-16
6621886 Shift register having fewer lines therein, and liquid crystal display having the same 2003-09-16
6593939 Image display device and driver circuit therefor Yukimitsu Yamada, Hiroyuki Hebiguchi, Tatsumi Fujiyoshi, Junichi Saito 2003-07-15
6583777 Active matrix type liquid crystal display device, and substrate for the same Hiroyuki Hebiguchi 2003-06-24
6507375 Liquid crystal display device in which neighboring pixel electrodes overlap source line by different widths 2003-01-14
6356318 Active-matrix liquid crystal display having storage capacitors of area smaller than that of pixel electrodes 2002-03-12
6331862 Image expansion display and driver Yukimitsu Yamada, Hiroyuki Hebiguchi, Tatsumi Fujiyoshi, Junichi Saito 2001-12-18
6297793 Liquid-crystal display device 2001-10-02
6011530 Liquid crystal display Tatsumi Fujiyoshi 2000-01-04
5879958 Method of producing an electro-optical device Akira Nakano, Hirofumi Fukui, Hiroyuki Hebiguchi, Kenji Yamamoto, Chisato Iwasaki 1999-03-09
5869351 Method of producing an electro-optical device Akira Nakano, Hirofumi Fukui, Hiroyuki Hebiguchi, Kenji Yamamoto, Chisato Iwasaki 1999-02-09
5870071 LCD gate line drive circuit 1999-02-09
5837559 Method of producing an electro-optical device Akira Nakano, Hirofumi Fukui, Hiroyuki Hebiguchi, Kenji Yamamoto, Chisato Iwasaki 1998-11-17
5726077 Method of producing an electro-optical device Akira Nakano, Hirofumi Fukui, Hiroyuki Hebiguchi, Kenji Yamamoto, Chisato Iwasaki 1998-03-10