YI

Yoshihiko Iijima

DC Dainichiseika Color & Chemicals Mfg. Co.: 10 patents #25 of 376Top 7%
Ricoh Company: 2 patents #5,693 of 9,818Top 60%
KC Kyoritsu Chemical & Co.: 1 patents #13 of 36Top 40%
Overall (All Time): #416,631 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
10400115 Aqueous liquid composition, aqueous coating, functional coating film, and composite material Kozaburo Hayashi, Yosuke Ichinomiya 2019-09-03
9959985 Aqueous liquid composition, aqueous coating liquid, functional coating film and composite material Yosuke Ichinomiya, Kozaburo Hayashi, Nobuyuki Kobayashi 2018-05-01
9834688 Aqueous carbon filler dispersion coating liquid, conductivity-imparting material, electrode plate for an electrical storage device, manufacturing method therefore, and electrical storage device Nobuyuki Kobayashi, Takanori Sannan, Shinya Tsuchida 2017-12-05
9725606 Aqueous liquid composition, aqueous coating, functional coating film, and composite material Kozaburo Hayashi, Yosuke Ichinomiya 2017-08-08
9359509 Aqueous carbon filler dispersion coating liquid, conductivity-imparting material, electrode plate for an electrical storage device, manufacturing method therefore, and electrical storage device Nobuyuki Kobayashi, Takanori Sannan, Shinya Tsuchida 2016-06-07
9359508 Water-based slurry composition, electrode plate for electricity storage device, and electricity storage device Nobuyuki Kobayashi, Takanori Sannan, Shinya Tsuchida 2016-06-07
9181439 Coating liquid, conductive coating film, electrode plate for electricity storage device, and electricity storage device Taichi Uemura, Nobuyuki Kobayashi, Takanori Sannan, Shinya Tsuchida, Seiji Doi +1 more 2015-11-10
8945767 Aqueous coating liquid for an electrode plate, electrode plate for an electrical storage device, method for manufacturing an electrode plate for an electrical storage device, and electrical storage device Nobuyuki Kobayashi, Takanori Sannan, Shinya Tsuchida 2015-02-03
8628610 Dispersant for use in a carbon filler Nobuyuki Kobayashi, Takanori Sannan, Shinya Tsuchida 2014-01-14
8086141 Electric charging apparatus and image forming apparatus using the same Yukimichi Someya, Eiichi Ohta, Naomi Sugimoto, Takuro Sekiya, Yasuo Katano +2 more 2011-12-27
7728503 Electron emission element, charging device, process cartridge, and image forming apparatus Eiichi Ohta, Takuro Sekiya, Naomi Sugimoto, Yukimichi Someya, Shohji Tanaka +2 more 2010-06-01
6340654 Freshness-retaining agent and method for agricultural/horticultural products 2002-01-22