HK

Hidetoshi Kobayashi

Fujitsu Limited: 7 patents #46 of 1,515Top 4%
KK Kureha Kagaku Kogyo: 1 patents #27 of 111Top 25%
Overall (1989): #799 of 140,708Top 1%
8
Patents 1989

Issued Patents 1989

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
4874688 Silver halide photographic materials comprising specific organic solvents Takashi Ozawa 1989-10-17
4865959 Silver halide color photographic material containing a bleach accelerator releasing compound Kei Sakanoue 1989-09-12
4865963 Silver halide color photographic materials containing novel magenta coupler Nobuo Furutachi, Tadahisa Sato, Seiki Sakanoue, Akio Mitsui, Minoru Sakai +5 more 1989-09-12
4863841 Silver halide color photographic material Hisashi Okamura, Toshihiro Nishikawa, Koji Tamoto 1989-09-05
4841097 Dialkanoyloxybenzylidene dialkanoate Hitoshi Takita, Fumihiko Kimura, Sakuo Noda, Yutaka Mukaida, Toyohiko Nitta 1989-06-20
4840877 Silver halide color photographic material and method for processing the same Akira Abe, Keiji Mihayashi, Hirohiko Kato 1989-06-20
4831152 5-halo-6-nitro-2-substituted benzoxazole compounds Isamu Itoh, Mitsunori Ono, Kazuyoshi Yamakawa 1989-05-16
H567 Silver halide color photographic light-sensitive materials containing Satoshi Nagaoka 1989-01-03