Inventor
YAMAZAKI HIDEO
JP53 patents
⚠️ This page may combine multiple inventors who share the name “YAMAZAKI HIDEO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO EPSON CORP
18 patentsUS6059407AMay 9, 2000
Method and device for ink jet recording
SEIKO EPSON CORP121 citations97
US6114411ASep 5, 2000
Ink composition for ink jet recording and ink jet recording process
SEIKO EPSON CORP59 citations96
US5365261ANov 15, 1994
Transfer type ink jet printer
SEIKO EPSON CORP77 citations95
US4727380AFeb 23, 1988
Photosensitive printing apparatus
SEIKO EPSON CORP52 citations94
US6099104AAug 8, 2000
Printing method by ink jet and a printing device by ink jet
SEIKO EPSON CORP21 citations93
US5387760AFeb 7, 1995
Wet recording apparatus for developing electrostatic latent image
SEIKO EPSON CORP29 citations93
US6648953B2Nov 18, 2003
Ink composition for ink jet recording, process for the preparation thereof, and ink jet recording process using said ink composition
SEIKO EPSON CORP28 citations92
US6083315AJul 4, 2000
Agglomerated pigment, process for producing the same, aqueous pigment dispersion, and water-based ink composition
SEIKO EPSON CORP26 citations92
US5997136ADec 7, 1999
Ink jet recording method and apparatus therefor
SEIKO EPSON CORP51 citations91
US5725961AMar 10, 1998
Recording medium having ink-absorbent layer
SEIKO EPSON CORP31 citations91
US4838657AJun 13, 1989
Liquid crystal shutter
SEIKO EPSON CORP23 citations80
US6106113AAug 22, 2000
Ink jet recording method and ink jet recording apparatus
SEIKO EPSON CORP10 citations74
US5434352AJul 18, 1995
Wet recording apparatus for developing electrostatic latent images
SEIKO EPSON CORP5 citations74
US5448276ASep 5, 1995
Ink jet printer
SEIKO EPSON CORP9 citations73
US5198842AMar 30, 1993
Ionographic image forming apparatus
SEIKO EPSON CORP11 citations73
US4866593ASep 12, 1989
Photosensitive printing apparatus
SEIKO EPSON CORP8 citations72
US5760807AJun 2, 1998
Ink jet recording method and ink jet recording apparatus
SEIKO EPSON CORP5 citations63
US5084718AJan 28, 1992
Wet recording apparatus and wet recording method
SEIKO EPSON CORP5 citations62
RICOH KK
13 patentsUS5263697ANov 23, 1993
Finisher for an image forming apparatus
RICOH KK62 citations95
US4910612AMar 20, 1990
Two-sided copying method and apparatus for a digital copier
RICOH KK39 citations93
US5121911AJun 16, 1992
Finisher for an image forming apparatus
RICOH KK28 citations92
US5072920ADec 17, 1991
Finisher for an image forming apparatus
RICOH KK29 citations92
US5037077AAug 6, 1991
Image forming after-treatment apparatus
RICOH KK40 citations92
US5638181AJun 10, 1997
Duplex copier capable of digitally rotating an image on at least one side of a duplex copy sheet
RICOH KK20 citations89
US4183655AJan 15, 1980
Cleaning means for image transfer unit in electrophotographic copying machines
RICOH KK28 citations79
US5056774AOct 15, 1991
Finisher for an image forming apparatus
RICOH KK19 citations74
US4880223ANov 14, 1989
Sorter having a mechanism for driving bins stepwise
RICOH KK14 citations74
US5083760AJan 28, 1992
Finisher for an image forming apparatus
RICOH KK18 citations73
US3992089ANov 16, 1976
Reader-printer apparatus with multiple supply rolls and charging devices
RICOH KK15 citations72
US4454210AJun 12, 1984
Electrophotographic reproduction of a three-dimensional object
RICOH KK12 citations70
US4575215AMar 11, 1986
Electrophotographic reproduction of a three-dimensional object
RICOH KK9 citations69
MITSUI TOATSU CHEMICALS
11 patentsUS4792565ADec 20, 1988
Pyrazolecarbonylamine derivatives and agricultural and horticultural fungicides containing said compounds
MITSUI TOATSU CHEMICALS23 citations80
US4986846AJan 22, 1991
2-(4,6-dimethoxy-2-pyrimidinyloxy)benzaldoximes, preparation processes thereof, herbicides containing the same, and herbicidal compositions containing the same along with other active ingredient
MITSUI TOATSU CHEMICALS6 citations73
US4918106AApr 17, 1990
N-(2-chloro-4-nitrophenyl)-3-trifluoromethyl-benzenesulfonamide derivative and agricultural fungicide containing same
MITSUI TOATSU CHEMICALS7 citations73
US4870107ASep 26, 1989
N-(2-chloro-4-nitrophenyl)-(benzenesulfonamide derivative and agricultural fungicide containing same
MITSUI TOATSU CHEMICALS7 citations73
US4851445AJul 25, 1989
N-(2-Chloro-4-nitrophenyl)-benezene-sulfonamide derivative and agricultural fungicide containing same
MITSUI TOATSU CHEMICALS6 citations73
US4692466ASep 8, 1987
N-(2-chloro-4-trifluoromethylphenyl)-3-trifluoromethylbenzenesulfonamide derivative and agricultural fungicide containing same
MITSUI TOATSU CHEMICALS13 citations73
US4980363ADec 25, 1990
Novel amide derivatives, processes for production thereof, and agricultural-horticultural fungicide containing them
MITSUI TOATSU CHEMICALS7 citations72
US5053070AOct 1, 1991
Pyrimidine derivatives, preparation processes thereof, herbicide containing the same, and herbicidal compositions containing the same along with other active ingredient
MITSUI TOATSU CHEMICALS3 citations62
US5104886AApr 14, 1992
Amide derivatives, processes for production thereof, and agricultural-horticultural fungicide containing them
MITSUI TOATSU CHEMICALS2 citations61
US4497828AFeb 5, 1985
3-Nitro-4-methylbenzene sulfon-2-chloro-4-nitroanilide and fungicidal composition for the control of plant diseases containing same
MITSUI TOATSU CHEMICALS5 citations61
US4551478ANov 5, 1985
3-Nitrobenzene sulfonanilide derivatives and fungicidal compositions for the control of plant diseases containing same
MITSUI TOATSU CHEMICALS6 citations58
3M INNOVATIVE PROPERTIES CO
3 patentsMINNESOTA MINING & MFG
3 patentsOKAWARA MFG
2 patentsShowing the top 50 of 53 patents by PatentIndex Score.