Ken Higuchi has been granted 15 US patents while listed as an inventor at Sony . The first was granted in 1995 and the most recent in April 2021. Ken Higuchi ranks #307,048 of 4,157,543 US inventors in our database (top 7.4%). Patent records list Ken Higuchi in Saitama, JP.
Patents per Year Patents granted per year, 1995 to 2021 Bar chart with a peak of 6 patents in 2013. peak 6 1995: 1 patents 1995 2001: 1 patents 2001 2010: 1 patents 2010 2012: 2 patents 2012 2013: 6 patents 2013 2014: 1 patents 2014 2015: 1 patents 2015 2017: 1 patents 2017 2021: 1 patents 2021
Issued Patents All Time
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Showing 1–15 of 15 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
10988917 Toilet flush device and toilet device Takeya Ichiyanagi , Yasuhiro Kondo 2021-04-27
9702130 Toilet flush tank Kouji FUKUYA , Naokazu Onishi , Yuji Saito , Kojiro Watari 2017-07-11
9009877 Drain duct air suction device for flush toilet Koji Miwa , Kojiro Watari , Hitomi Yamai 2015-04-21
8677519 Drainage connector Takamasa INA , Yasuhiro Kondo , Keisuke Hirai , Ken Hirabayashi , Masafumi Fukagawa 2014-03-25
8595868 Air suction device for toilet drain passage Masafumi Fukagawa 2013-12-03
8536088 Method and apparatus for forming image, surface-property-modifying sheet, and thermal transfer sheet Takaaki Murakami , Yasushi Hirumi 2013-09-17
$180,000
8520263 Image forming apparatus and image forming method Naoki Takizawa 2013-08-27
$135,000
8441509 Image forming apparatus, image forming method, and program Jun Matsuoka 2013-05-14
$184,000
8421832 Surface property modifying sheet cartridge and image forming cartridge Hiromi Tsujie 2013-04-16
8421831 Image forming apparatus, image forming method, and program Jun Matsuoka 2013-04-16
8272797 Printer Toshiyasu Morimoto 2012-09-25
$149,000
8149255 Image forming apparatus and modification sheet cartridge using the same Takaaki Murakami , Hiromi Tsujie 2012-04-03
$134,000
7787153 Image forming apparatus and image forming method Naoki Takizawa 2010-08-31
$286,000
6227732 Sheet package and printer in which sheets are set by the sheet package Hiroshi Katsuno , Masahide Fujita 2001-05-08
$1,479,000
5431861 Method of and apparatus for producing a high concentration ozone water solution Jinzo Nagahiro , Yasunori Ohama 1995-07-11
