YY

Yoshiharu Yabuki

Fujitsu Limited: 85 patents #61 of 24,456Top 1%
FU Fujifilm: 26 patents #266 of 4,519Top 6%
SE Seiko Epson: 2 patents #4,555 of 7,774Top 60%
📍 Nanbu, JP: #4 of 1,154 inventorsTop 1%
Overall (All Time): #11,501 of 4,157,543Top 1%
112
Patents All Time

Issued Patents All Time

Showing 76–100 of 112 patents

Patent #TitleCo-InventorsDate
H1515 Silver halide photographic material Yasushi Hattori 1996-01-02
5441859 Silver halide photographic material Keiichi Suzuki 1995-08-15
5380626 Method for processing a silver halide photographic material using a processing solution having a bleaching ability containing one of an amidine or a bisguanidine compound Koichi Nakamura 1995-01-10
5326686 Silver halide photographic material Kazunobu Katoh 1994-07-05
5264316 Light-sensitive material containing silver halide, reducing agent, polymerizable compound and base precursor Makoto Yamada 1993-11-23
5096801 Color image recording method Keizo Koya, Kozo Sato, Hiroshi Hara 1992-03-17
5093229 Heat developable light-sensitive material containing an amidine based precursor Hiroyuki Hirai 1992-03-03
4981965 Process for formation of base Jiro Tsukahara, Taku Nakamura 1991-01-01
4963461 Light-sensitive micropcapsule and light-sensitive material employing the same Ryuichi Takahashi 1990-10-16
4880723 Photographic silver halide photosensitive material Hiroyuki Hirai 1989-11-14
4791048 Color image forming process utilizing substantially water-insoluble basic metal compounds and complexing compounds Hiroyuki Hirai, Haruhiko Iwano 1988-12-13
4740363 Alkali generating process Hiroyuki Hirai, Kozo Sato 1988-04-26
4740445 Image forming process Hiroyuki Hirai, Kozo Sato 1988-04-26
4731321 Heat developable light-sensitive material Kozo Sato, Hiroyuki Hirai, Ken Kawata 1988-03-15
4716100 Heat developable light-sensitive material Kozo Sato, Ken Kawata, Hiroyuki Hirai 1987-12-29
4705737 Heat developable photographic materials Hiroyuki Hirai, Kozo Sato, Ken Kawata 1987-11-10
4668615 Heat developable light-sensitive material Ken Kawata, Kozo Sato, Hiroyuki Hirai 1987-05-26
4659653 Heat developable light-sensitive material Kazo Sato, Hiroyuki Hirai, Ken Kawata 1987-04-21
4657848 Heat-developable light-sensitive material Kozo Sato, Hiroyuki Hirai, Ken Kawata 1987-04-14
4650749 Heat-developable light-sensitive material Kozo Sato, Hiroyuki Hirai, Ken Kawata 1987-03-17
4649103 Heat-developable light-sensitive material Kozo Sato, Ken Kawata, Hiroyuki Hirai 1987-03-10
4647526 Heat-developable light-sensitive material Ken Kawata, Kozo Sato, Hiroyuki Hirai 1987-03-03
4640892 Heat-developable light-sensitive material Ken Kawata, Kozo Sato, Hiroyuki Hirai 1987-02-03
4640891 Heat developable light-sensitive material Kozo Sato, Ken Kawata, Hiroyuki Hirai 1987-02-03
4639418 Heat developable photosensitive material Kozo Sato, Ken Kawata, Hiroyuki Hirai 1987-01-27