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USPTO Patent Rankings Data through Dec 31, 2025
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Shiro Kitamura — 29 Patents

KAKaneka: 29 patents #11 of 1,525Top 1%
Osaka, JP: #1,272 of 24,344 inventorsTop 6%
Overall (All Time): #127,851 of 4,157,543Top 4%
29 Patents All Time
Shiro Kitamura has been granted 29 US patents while listed as an inventor at Kaneka. The first was granted in 2006 and the most recent in May 2018. Shiro Kitamura ranks #127,851 of 4,157,543 US inventors in our database (top 3.1%). Patent records list Shiro Kitamura in Osaka, JP.

Issued Patents All Time

Showing 1–25 of 29 patents

Patent #TitleCo-InventorsDate
9981899 Composition containing reduced coenzyme Q10 and production method thereof Takashi Ueda, Shinsuke Akao, Hideyuki Kishida, Takahiro Ueda 2018-05-29
9926580 Process for producing coenzyme Q10 Kazuyoshi Yajima, Takahisa Kato, Akihisa Kanda, Yasuyoshi Ueda 2018-03-27
9556098 Reduced coenzyme Q10 crystal having excellent stability Hideo Kawachi, Yasuyoshi Ueda 2017-01-31
9532957 Method of stabilizing reduced coenzyme Q10 Takahiro Ueda, Tadao Ono, Mitsutoshi Moro, Yasuyoshi Ueda 2017-01-03
9440901 Method for producing reduced coenzyme Q10 Hideo Kawachi, Yasuyoshi Ueda 2016-09-13
9388109 Reduced coenzyme Q10 crystal having excellent stability Hideo Kawachi, Yasuyoshi Ueda 2016-07-12
9315839 Processes for producing coenzyme Q10 Kazuyoshi Yajima, Takahisa Kato, Akihisa Kanda, Yasuyoshi Ueda 2016-04-19
9295656 Composition containing reduced coenzyme Q10 and production method thereof Takashi Ueda, Shinsuke Akao, Hideyuki Kishida, Takahiro Ueda 2016-03-29
9040747 Method for producing reduced coenzyme Q10, method for stabilizing same, and composition comprising same Takaaki Jikihara, Takao Yamaguchi, Yasuyoshi Ueda 2015-05-26
8853464 Method of producing reduced coenzyme Q10 crystals with excellent handling properties Takahiro Ueda, Yasuyoshi Ueda 2014-10-07
8703155 Method of stabilizing reduced coenzyme q10 Takahiro Ueda, Tadao Ono, Mitsutoshi Moro, Yasuyoshi Ueda 2014-04-22
8574568 Reduced coenzyme Q10-containing composition comprising a surfactant which is stable against oxidation and method for stabilization by mixing with surfactant(s) Takahiro Ueda 2013-11-05
8568779 Method for producing coenzyme Q10 particle Kento Kanaya, Takahiro Ueda 2013-10-29
8562975 Method for stabilizing reduced coenzyme Q10 and composition therefor Yasuyoshi Ueda, Takahiro Ueda, Tadao Ono, Kenji Fujii, Kazunori Hosoe 2013-10-22
8506956 Method for stabilizing reduced coenzyme Q10 Takahiro Ueda, Yasuyoshi Ueda 2013-08-13
8067217 Method for preserving reduced coenzyme Q10 Takahiro Ueda, Tadao Ono, Yasuyoshi Ueda 2011-11-29
8063254 Method for production of reduced coenzyme Q10 using water-containing organic solvent Takahiro Ueda 2011-11-22
8003828 Method of producing reduced coenzyme Q10 crystals with excellent handling properties Takahiro Ueda, Yasuyoshi Ueda 2011-08-23
7910340 Processes for producing coenzyme Q10 Kazuyoshi Yajima, Takahisa Kato, Akihisa Kanda, Yasuyoshi Ueda 2011-03-22
7897169 Ubiquinol-enriched fat-containing foods Yasuyoshi Ueda, Tadayoshi Shiraishi, Masayuki Abe, Takeshi Kawashima, Toshinori Ikehara 2011-03-01
7888388 Peroxisome proliferator activated receptor ligand and process for producing the same Tatsumasa Mae, Misuzu Tsukagawa, Mikio Kitahara, Kaku Nakagawa, Yasuyoshi Ueda +3 more 2011-02-15
7829080 Stabilization method of reduced coenzyme Q10 Takahiro Ueda, Hiroshi Kubo, Kazunori Hosoe 2010-11-09
7524975 Peroxisome proliferator activated receptor ligand and process for producing the same Tatsumasa Mae, Misuzu Tsukagawa, Mikio Kitahara, Kaku Nakagawa, Yasuyoshi Ueda +3 more 2009-04-28
7524993 Method of producing reduced coenzyme Q10 as oily product Takahiro Ueda, Yasuyoshi Ueda 2009-04-28
7358402 Reduced coenzyme Q10 crystal with excellent stability and composition containing said reduced coenzyme Q10 crystal Takahiro Ueda, Taizo Kawabe, Hideyuki Kishida, Yasuyoshi Ueda 2008-04-15