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Yoshinobu Yoshida

Fujitsu Limited: 11 patents #2,845 of 24,456Top 15%
SE Seiko Epson: 3 patents #3,864 of 7,774Top 50%
Overall (All Time): #333,971 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
12384927 Radiation-curable ink jet ink composition and ink jet printing method Kyohei Tanaka, Midori SEKINE 2025-08-12
12311655 Ink jet recording apparatus having an inert gas supply portion Toshiyuki Yoda, Kiyoshi Nakamura, Shohei NAMIKOSHI, Takuya Ota, Keita HANAWA 2025-05-27
12036808 Ink jet recording method using temporary curing radiation Kiyoshi Nakamura, Chigusa Sato, Asako KUBOTA, Shohei NAMIKOSHI, Tsuyoshi Sano 2024-07-16
4717651 Color photographic light-sensitive material Nobutaka Ohki 1988-01-05
4594313 Color image forming process comprising blocked magenta dye forming coupler Nobuo Furutachi 1986-06-10
4584264 Color photographic light-sensitive materials Nobutaka Ohki 1986-04-22
4530899 Color photographic materials with phenol or naphthol ring compound having sulfoamido group Nobutaka Ohki, Nobuo Furutachi 1985-07-23
4525451 Color photographic light-sensitive material comprising phenol or naphthol having sulfamoylamino group Nobutaka Ohki 1985-06-25
4504577 Silver halide photographic materials Nobuo Sakai, Takatoshi Ishikawa 1985-03-12
4358526 Photographic light-sensitive sheet for the color diffusion transfer process Shinsaku Fujita, Isamu Itoh, Shigetoshi Ono, Tooru Harada 1982-11-09
4268624 Photographic light-sensitive sheet for the color diffusion transfer process Shinsaku Fujita, Tooru Harada 1981-05-19
4268625 Photographic light-sensitive element for the color diffusion transfer process Shinsaku Fujita, Hidetoshi Hayashi, Shigetoshi Ono, Tooru Harada 1981-05-19
4255509 Photographic light-sensitive sheet for the color diffusion transfer process Shigetoshi Ono, Tooru Harada, Shinsaku Fujita 1981-03-10
4250246 Photographic light-sensitive sheet for the color diffusion transfer process Isamu Itoh 1981-02-10