Inventor
TSUBAI YASUO
JP33 patents
⚠️ This page may combine multiple inventors who share the name “TSUBAI YASUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI PAPER MILLS LTD
32 patentsUS5888526AMar 30, 1999
Antibacterial antifungal agent and fibrous material containing the same
MITSUBISHI PAPER MILLS LTD101 citations95
US4784933ANov 15, 1988
Method for making lithographic printing plate using light wavelengths over 700 μm
MITSUBISHI PAPER MILLS LTD25 citations92
US4510228AApr 9, 1985
Lithographic printing plate with gelatin layers having pH values below isoelectric point
MITSUBISHI PAPER MILLS LTD30 citations92
US4336321AJun 22, 1982
Silver halide photographic materials
MITSUBISHI PAPER MILLS LTD32 citations92
US5281509AJan 25, 1994
Lithography printing plate
MITSUBISHI PAPER MILLS LTD31 citations90
US6478483B2Nov 12, 2002
Apparatus for processing photosensitive material
MITSUBISHI PAPER MILLS LTD29 citations89
US4297429AOct 27, 1981
Photographic material and diffusion transfer processing solution for making printing plates and method for making printing plates
MITSUBISHI PAPER MILLS LTD19 citations82
US4160670AJul 10, 1979
Lithographic printing plate material
MITSUBISHI PAPER MILLS LTD25 citations81
US5418115AMay 23, 1995
Method for formation of image
MITSUBISHI PAPER MILLS LTD14 citations74
US5174815ADec 29, 1992
Lithographic printing ink additive
MITSUBISHI PAPER MILLS LTD19 citations74
US4632896ADec 30, 1986
Processing solution for silver complex diffusion transfer process comprising amino alcohols
MITSUBISHI PAPER MILLS LTD16 citations74
US4297430AOct 27, 1981
Photographic material for production of printing plates and method for production of printing plates
MITSUBISHI PAPER MILLS LTD12 citations74
US4238279ADec 9, 1980
Compositions and methods for treating surface of lithographic printing plates
MITSUBISHI PAPER MILLS LTD17 citations74
US4230792AOct 28, 1980
Lithographic printing plate from silver halide emulsion
MITSUBISHI PAPER MILLS LTD14 citations74
US4134769AJan 16, 1979
Offset printing plate
MITSUBISHI PAPER MILLS LTD13 citations74
US4649096AMar 10, 1987
Processing compositions for silver complex diffusion transfer process
MITSUBISHI PAPER MILLS LTD9 citations73
US4606985AAug 19, 1986
Lithographic printing plates
MITSUBISHI PAPER MILLS LTD15 citations73
US4220702ASep 2, 1980
Method for making a lithographic printing plate
MITSUBISHI PAPER MILLS LTD8 citations73
US4605609AAug 12, 1986
Image receiving material with low calcium gelatin
MITSUBISHI PAPER MILLS LTD16 citations71
US4401739AAug 30, 1983
Method for treating lithographic printing plates (II)
MITSUBISHI PAPER MILLS LTD10 citations68
US5102770AApr 7, 1992
Method for production of photosensitive material for diffusion transfer process
MITSUBISHI PAPER MILLS LTD3 citations63
US5064745ANov 12, 1991
Method for making lithographic printing plate
MITSUBISHI PAPER MILLS LTD4 citations63
US5057395AOct 15, 1991
Silver complex diffusion transfer process
MITSUBISHI PAPER MILLS LTD2 citations63
US4643962AFeb 17, 1987
Dying etched-bleached silver images using dye solutions with glycol ether
MITSUBISHI PAPER MILLS LTD3 citations63
US4149889AApr 17, 1979
Direct offset printing plate
MITSUBISHI PAPER MILLS LTD5 citations63
US5153097AOct 6, 1992
Light-sensitive material for lithographic printing plate and process for making printing plate
MITSUBISHI PAPER MILLS LTD6 citations62
US4376157AMar 8, 1983
Photographic materials with two-dimensionally distributed precipitation nuclei
MITSUBISHI PAPER MILLS LTD6 citations62
US4175965ANov 27, 1979
Offset printing plate
MITSUBISHI PAPER MILLS LTD6 citations62
US6869743B1Mar 22, 2005
Method of processing light-sensitive material
MITSUBISHI PAPER MILLS LTD2 citations61
US5049475ASep 17, 1991
Method for production of photosensitive material for diffusion transfer process
MITSUBISHI PAPER MILLS LTD1 citations52
US5041354AAug 20, 1991
Photosensitive material for transfer process
MITSUBISHI PAPER MILLS LTD1 citations52
US4821057AApr 11, 1989
Process for image transfer and equipment therefor
MITSUBISHI PAPER MILLS LTD0 citations49