KK

Koichi Kojima

TO Toyota: 20 patents #1,142 of 26,838Top 5%
SE Seiko Epson: 10 patents #1,850 of 7,774Top 25%
Sumitomo Electric Industries: 9 patents #3,076 of 21,551Top 15%
BL Bridgestone Tire Company Limited: 4 patents #49 of 438Top 15%
Mazda Motor: 2 patents #1,722 of 4,755Top 40%
SH Shimadzu: 1 patents #1,152 of 2,007Top 60%
SS St-Ericsson Sa: 1 patents #279 of 771Top 40%
Canon: 1 patents #14,899 of 19,416Top 80%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
FL Foster Electric Company, Limited: 1 patents #29 of 76Top 40%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
IC Iwaki Co.: 1 patents #24 of 53Top 50%
Bridgestone: 1 patents #1,586 of 2,860Top 60%
Overall (All Time): #50,216 of 4,157,543Top 2%
52
Patents All Time

Issued Patents All Time

Showing 51–52 of 52 patents

Patent #TitleCo-InventorsDate
4436131 Pneumatic radial tires Yutaka Yamaguchi, Nobuyuki Koizumi, Tamio Araki, Nobumasa Ikeda 1984-03-13
4399853 Metal cord-rubber composite materials Masaaki Morimoto, Noboru Kusakabe, Eiichi Koyama 1983-08-23