HI

Hiroyuki Izumikawa

SC Sakai Chemical Industry Co.: 6 patents #15 of 227Top 7%
Overall (All Time): #841,053 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
10080713 Surface-treated spherical calcium carbonate particles for cosmetics and method for producing same Seiji Sakamoto, Takeshi Nishimura 2018-09-25
9234103 Filler particles, resin composition, grease, and coating composition Satoru Sueda, Atsuki Terabe, Mitsuo Hashimoto 2016-01-12
9169126 Generally spherical barium carbonate particles, and method for producing generally spherical barium carbonate particles Yusuke Shimizu 2015-10-27
9040094 Flaky particle and cosmetic Keiji Ono, Takuro Ashida, Hirobumi Yoshida 2015-05-26
8399092 Zinc oxide particle having high bulk density, method for producing it, exoergic filler, exoergic resin composition, exoergic grease and exoergic coating composition Satoru Sueda, Atsuki Terabe, Mitsuo Hashimoto 2013-03-19
7985289 Ultrafine barium sulfate particle, water-based coating composition, and water-based ink composition Keiji Ono, Hirobumi Yoshida 2011-07-26