EK

Eiji Kanamaru

SI Sumitomo Rubber Industries: 5 patents #438 of 1,637Top 30%
KA Kao: 4 patents #816 of 3,221Top 30%
ND Nitto Denko: 3 patents #959 of 2,479Top 40%
FC Fuji Latex Co.: 2 patents #2 of 18Top 15%
📍 Tochigi, JP: #722 of 2,789 inventorsTop 30%
Overall (All Time): #1,048,053 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6025451 Method of producing particulate natural rubber Yasuyuki Tanaka, Jitladda Tangpakdee, Yoshiaki Miyamoto, Masaharu Hayashi, Tadashi Mihara 2000-02-15
5910567 Process for preparing deproteinized natural rubber latex molding and deproteinizing agent for natural rubber latex Yasuyuki Tanaka, Shinichi Nakade, Atsuko Ochi, Toshiaki Sakaki, Masaharu Hayashi +2 more 1999-06-08
5856600 Production process of depolymerized natural rubber Yasuyuki Tanaka, Toshiaki Sakaki, Atsuko Kawasaki, Masaharu Hayashi, Kazuhiko Shibata 1999-01-05
5622998 Depolymerized natural rubber and process for preparation thereof Yasuyuki Tanaka, Toshiaki Sakaki, Atsuko Kawasaki, Masaharu Hayashi, Kazuhiko Shibata 1997-04-22
5569740 Deproteinized natural rubber latex and its production process Yasuyuki Tanaka, Kazuhiko Shibata, Kenichi Ikeda, Yuji Nishida, Masaharu Hayashi +2 more 1996-10-29