HK

Hajime Kitamura

SC Shin-Etsu Chemical Co.: 33 patents #113 of 2,176Top 6%
CC Chuo Denki Kogyo Co.: 1 patents #5 of 18Top 30%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
JC Japan Storage Battery Co.: 1 patents #91 of 170Top 55%
TK Toshiba Kikai: 1 patents #381 of 713Top 55%
TC Toshiba Machine Co.: 1 patents #70 of 186Top 40%
📍 Ibaraki, JP: #131 of 6,779 inventorsTop 2%
Overall (All Time): #90,998 of 4,157,543Top 3%
37
Patents All Time

Issued Patents All Time

Showing 26–37 of 37 patents

Patent #TitleCo-InventorsDate
4765860 Method of making a flexible base plate for printed circuit board Susumu Ueno, Kaname Inoue 1988-08-23
4757124 Process for production of vinyl chloride polymer Shunichi Koyanagi, Toshihide Shimizu, Ichiro Kaneko 1988-07-12
4665145 Composite polymeric material comprising vinyl chloride and organosilicon moieties and a method for the preparation thereof Tohru Yokota, Kaname Inoue, Kenichi Isobe, Shoji Ichinohe, Takeji Yanagisawa 1987-05-12
4628070 Vinyl chloride resin-based composition for floppy disc jacket Tohru Yokota, Kaname Inoue, Ryozo Tanizawa, Hideyuki Asou 1986-12-09
4607088 Shaped body for gas separation Hirokazu Nomura, Susumu Ueno 1986-08-19
4528336 Method for preventing polymer scale deposition in polymerization of ethylenically unsaturated monomers Shunichi Koyanagi, Toshihide Shimizu, Ichiro Kaneko 1985-07-09
4501428 Roll seal boxes for continuous vacuum treating apparatus Susumu Ueno, Kouiti Kuroda, Masaie Tohkai, Ken Kato, Nobuyuki Hiraishi 1985-02-26
4497722 Composition for plastic magnets Michinori Tsuchida, Tokuji Abe 1985-02-05
4402893 Method for the preparation of a cellular foamed body of a vinyl chloride-based resin Kiyoshi Imada, Yoshitugu Eguchi 1983-09-06
4272424 Process for the preparation of vinyl chloride-based resins Kazuhiko Kurimoto, Koji Azuma 1981-06-09
4272622 Method for preventing polymer scale deposition in the polymerization of an ethylenically unsaturated monomer in an aqueous medium Toshihide Shimizu, Ichiro Kaneko 1981-06-09
4232141 Method for the preparation of vinyl chloride polymers Shunichi Koyanagi, Kazuhiko Kurimoto 1980-11-04