TK

Toshio Kawagishi

Fujitsu Limited: 54 patents #226 of 24,456Top 1%
KA Kao: 6 patents #545 of 3,221Top 20%
Mitsubishi Electric: 4 patents #7,099 of 25,717Top 30%
TL Teijin Limited: 1 patents #850 of 1,631Top 55%
Overall (All Time): #40,607 of 4,157,543Top 1%
59
Patents All Time

Issued Patents All Time

Showing 51–59 of 59 patents

Patent #TitleCo-InventorsDate
4659652 Silver halide color photographic material Kiyoshi Nakazyo 1987-04-21
4639413 Silver halide color photographic materials containing magenta coupler and high boiling point organic solvent Kiyoshi Nakazyo 1987-01-27
4621046 Pyrazolo(1,5-B)-1,2,4-triazole derivatives Tadahisa Sato, Nobuo Furutachi 1986-11-04
H131 Silver halide color photographic material Nobuo Furutachi, Tadahisa Sato, Kiyoshi Nakazyo 1986-09-02
4607003 Photographic element Toshinao Ukai, Tadahisa Sato, Haruo Takei 1986-08-19
4590153 Silver halide color photographic materials Nobuo Furutachi 1986-05-20
4585732 Silver halide photographic light-sensitive material Nobuo Furutachi 1986-04-29
4540654 Method of forming color image comprising heterocyclic magenta dye-forming coupler Tadahisa Sato, Nobuo Furutachi 1985-09-10
4500630 Method for forming magenta color image Tadahisa Sato, Nobuo Furutachi 1985-02-19