SI

Seishiro Ito

YK Yoshida Kogyo K.K.: 3 patents #136 of 468Top 30%
SP Sakura Color Products: 2 patents #47 of 115Top 45%
Bridgestone: 1 patents #1,586 of 2,860Top 60%
Overall (All Time): #883,218 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6200446 Electrophoretic coloring composition Hiroshi Inoue, Shigeyasu Inoue 2001-03-13
5585189 Pigment dispersion composition Hiroshi Inoue, Shigeyasu Inoue 1996-12-17
5334297 Method for production of colored article of aluminum or aluminum alloy Norio Nakada, Hideo Fukui, Hatsuo Hirono 1994-08-02
5217601 Method for impartation of blue color to aluminum or aluminum alloy Norio Nakada, Hideo Fukui, Hatsuo Hirono 1993-06-08
5120405 Method of coloring aluminum or aluminum alloy material Hideo Fukui, Norio Nakada, Hatsuo Hirono 1992-06-09
4721740 Dispersion-improved carbon black compounded rubber composition Michitaka Takeshita, Mitsuo Kiboku, Tatsuhiko Ihara 1988-01-26