KO

Kazuhiko Okubo

MC Mitsui Chemicals: 2 patents #873 of 2,279Top 40%
SC Sumitomo Metal Mining Co.: 1 patents #385 of 736Top 55%
TI Toyota Industries: 1 patents #505 of 955Top 55%
Overall (All Time): #1,003,132 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10494469 Composition for polyurethane foam, preparation for polyurethane foam, polymer polyol preparation for polyurethane foam, production processes therefor, and polyurethane foam Yusuke Maruoka, Atsushi Miyata, Tsukuru Izukawa, Toru Hiraide, Shinsuke Matsumoto 2019-12-03
10388953 Positive electrode active material for nonaqueous electrolyte secondary battery, method for producing same, and nonaqueous electrolyte secondary battery Ryosuke Okamoto 2019-08-20
9000219 Method for treatment of isocyanate residue, and method for treatment of carbonate Yoshiki Shimokawatoko, Koichi Murayama, Hiroshi Takeuchi, Takashi Kanno, Masaaki Sasaki 2015-04-07
6117937 Polymer polyol and flame retardant polyurethane resin and foam prepared therefrom Shinsuke Matsumoto, Ariko Nishikawa, Tsukuru Izukawa, Masahiro Isobe 2000-09-12
4784191 Device for storing a weft yarn for inserting in a jet loom Yoshifumi Umemura, Yutaka Sato, Kinpei Mitsuya, Noboru Kobayashi, Masahiko Kako 1988-11-15