HH

Hiroyuki Hirai

Fujitsu Limited: 84 patents #67 of 24,456Top 1%
FU Fujifilm: 9 patents #988 of 4,519Top 25%
Dai Nippon Printing Co.: 6 patents #392 of 2,222Top 20%
AC Asahi Glass Co.: 5 patents #403 of 2,251Top 20%
XP Xerox International Partners: 3 patents #4 of 9Top 45%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
DC Dainippon Screen Mfg. Co.: 1 patents #531 of 977Top 55%
SC Sanyo Electric Co.: 1 patents #3,644 of 6,347Top 60%
UM University of Minnesota: 1 patents #1,216 of 2,951Top 45%
BM Bml: 1 patents #13 of 15Top 90%
📍 Sunnyvale, CA: #69 of 14,302 inventorsTop 1%
🗺 California: #1,669 of 386,348 inventorsTop 1%
Overall (All Time): #10,723 of 4,157,543Top 1%
116
Patents All Time

Issued Patents All Time

Showing 76–100 of 116 patents

Patent #TitleCo-InventorsDate
4761361 Method for forming an image employing acetylene silver compounds Hiroyuki Ozaki, Ken Kawata 1988-08-02
4758503 Heat developable light-sensitive material Kozo Sato 1988-07-19
4745043 Heat development method for forming an image using intensifying agents 1988-05-17
4740445 Image forming process Yoshiharu Yabuki, Kozo Sato 1988-04-26
4740363 Alkali generating process Yoshiharu Yabuki, Kozo Sato 1988-04-26
4731321 Heat developable light-sensitive material Kozo Sato, Yoshiharu Yabuki, Ken Kawata 1988-03-15
4716100 Heat developable light-sensitive material Yoshiharu Yabuki, Kozo Sato, Ken Kawata 1987-12-29
4705737 Heat developable photographic materials Kozo Sato, Yoshiharu Yabuki, Ken Kawata 1987-11-10
4704345 Heat development in presence of water Hideki Naito 1987-11-03
4675277 Heat developable light-sensitive material Kozo Sato, Hiroshi Kitaguchi 1987-06-23
4668615 Heat developable light-sensitive material Ken Kawata, Yoshiharu Yabuki, Kozo Sato 1987-05-26
4668612 Heat-developable color photosensitive material 1987-05-26
4659653 Heat developable light-sensitive material Kazo Sato, Yoshiharu Yabuki, Ken Kawata 1987-04-21
4657848 Heat-developable light-sensitive material Kozo Sato, Yoshiharu Yabuki, Ken Kawata 1987-04-14
4650749 Heat-developable light-sensitive material Kozo Sato, Yoshiharu Yabuki, Ken Kawata 1987-03-17
4649104 Heat developable light-sensitive material Taku Nakamura 1987-03-10
4649103 Heat-developable light-sensitive material Yoshiharu Yabuki, Kozo Sato, Ken Kawata 1987-03-10
4647526 Heat-developable light-sensitive material Ken Kawata, Yoshiharu Yabuki, Kozo Sato 1987-03-03
4640892 Heat-developable light-sensitive material Ken Kawata, Yoshiharu Yabuki, Kozo Sato 1987-02-03
4640891 Heat developable light-sensitive material Yoshiharu Yabuki, Kozo Sato, Ken Kawata 1987-02-03
4639418 Heat developable photosensitive material Yoshiharu Yabuki, Kozo Sato, Ken Kawata 1987-01-27
4637902 Mixed anhydrides of carbamic and hydroxamic acids Ken Kawata 1987-01-20
4636462 Heat-developable photosensitive material Ken Kawata, Yoshiharu Yabuki, Kozo Sato 1987-01-13
4629684 Heat developable color photographic light-sensitive material with development accelerator Kozo Sato, Yoshiharu Yabuki, Ken Kawata 1986-12-16
4626500 Heat-developable photographic light-sensitive material Kozo Sato, Hiroshi Kitaguchi 1986-12-02