Inventor
HIROSE SUMIO
JP24 patents
⚠️ This page may combine multiple inventors who share the name “HIROSE SUMIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUI TOATSU CHEMICALS
20 patentsUS5696758ADec 9, 1997
Optical recording media
MITSUI TOATSU CHEMICALS78 citations94
US5633106AMay 27, 1997
Optical recording media and a method of recording and reproducing information
MITSUI TOATSU CHEMICALS62 citations94
US5573831ANov 12, 1996
Optical recording medium
MITSUI TOATSU CHEMICALS50 citations92
US5492744AFeb 20, 1996
Optical information recording medium and composition for optical information recording film
MITSUI TOATSU CHEMICALS20 citations92
US4719613AJan 12, 1988
Optical recording medium having a reflective recording layer including a resinous binder and a naphthalocyanine dye
MITSUI TOATSU CHEMICALS32 citations92
US4798781AJan 17, 1989
Fabrication process of optical recording medium
MITSUI TOATSU CHEMICALS23 citations82
US4766054AAug 23, 1988
Optical recording medium
MITSUI TOATSU CHEMICALS20 citations82
US4387115AJun 7, 1983
Composition for conductive cured product
MITSUI TOATSU CHEMICALS22 citations82
US5424102AJun 13, 1995
Optical recording medium and production thereof
MITSUI TOATSU CHEMICALS17 citations79
US5391461AFeb 21, 1995
Optical recording medium and recording method
MITSUI TOATSU CHEMICALS7 citations74
US5422226AJun 6, 1995
Optical recording medium
MITSUI TOATSU CHEMICALS10 citations73
US5132153AJul 21, 1992
Optical recording media
MITSUI TOATSU CHEMICALS15 citations73
US4859569AAug 22, 1989
Optical recording medium
MITSUI TOATSU CHEMICALS5 citations73
US5658707AAug 19, 1997
Optical recording media
MITSUI TOATSU CHEMICALS10 citations72
US5344682ASep 6, 1994
Optical recording medium
MITSUI TOATSU CHEMICALS9 citations72
US5486396AJan 23, 1996
Optical recording medium and production thereof
MITSUI TOATSU CHEMICALS9 citations71
US4977064ADec 11, 1990
Optical recording medium and process for fabricating the same
MITSUI TOATSU CHEMICALS16 citations71
US4694052ASep 15, 1987
Radiation-curable coating composition
MITSUI TOATSU CHEMICALS16 citations70
US4770975ASep 13, 1988
Optical recording medium
MITSUI TOATSU CHEMICALS2 citations62
US5196231AMar 23, 1993
Optical recording media
MITSUI TOATSU CHEMICALS1 citations51
MITSUI CHEMICALS INC
3 patentsUS5876820AMar 2, 1999
Optical information recording medium and composition for optical information recording film
MITSUI CHEMICALS INC13 citations81
USRE38979EFeb 14, 2006
Optical information recording medium and composition for optical information recording film
MITSUI CHEMICALS INC2 citations62
US7045266B2May 16, 2006
Lithographic printing plate
MITSUI CHEMICALS INC3 citations59