KI

Kiyoshi Iwamoto

TC Tomoeagawa Paper Co.: 11 patents #10 of 226Top 5%
ML Mitsubishi Pencil Company, Limited: 8 patents #33 of 302Top 15%
SE Seiko Epson: 5 patents #2,973 of 7,774Top 40%
MK Mitsubishi Pencil Kabushikikaisha: 3 patents #3 of 34Top 9%
Samsung: 3 patents #30,683 of 75,807Top 45%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
Overall (All Time): #143,268 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 26–27 of 27 patents

Patent #TitleCo-InventorsDate
5122411 Electrostatic recording material Tomio Oki, Yoshiaki Kaburaki, Keno Kamimura 1992-06-16
4559288 Electrophotographic photoreceptor Sho Nakao, Kenji Kunichika, Chikashi Ohishi, Masato Iwai 1985-12-17