Inventor
YAMAZAKI YOSHIO
77 patents
⚠️ This page may combine multiple inventors who share the name “YAMAZAKI YOSHIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KONISHIROKU PHOTO IND
14 patentsUS5812747ASep 22, 1998
Copying system
KONISHIROKU PHOTO IND89 citations95
US5481378AJan 2, 1996
Image forming apparatus with an unapproved copy preventing means
KONISHIROKU PHOTO IND39 citations92
US5440409AAug 8, 1995
Image forming apparatus with an unapproved copy preventing means
KONISHIROKU PHOTO IND25 citations92
US4974030ANov 27, 1990
Cleaning device for electrostatic recording apparatus
KONISHIROKU PHOTO IND33 citations92
US4482244ANov 13, 1984
Magnetic brush cleaning device
KONISHIROKU PHOTO IND24 citations81
US4464042AAug 7, 1984
Device for guiding a recording paper
KONISHIROKU PHOTO IND26 citations81
US4469434ASep 4, 1984
Cleaning apparatus for electrophotography
KONISHIROKU PHOTO IND23 citations80
US4530596AJul 23, 1985
Electrostatic copying apparatus
KONISHIROKU PHOTO IND24 citations79
US4552451ANov 12, 1985
Cleaning device
KONISHIROKU PHOTO IND10 citations74
US5153653AOct 6, 1992
Image forming apparatus
KONISHIROKU PHOTO IND18 citations73
US4451134AMay 29, 1984
Magnetic-brush developing device
KONISHIROKU PHOTO IND9 citations73
US4335196AJun 15, 1982
Electrostatic image developing and transfer method uses single component magnetic developer
KONISHIROKU PHOTO IND8 citations71
US4292922AOct 6, 1981
Developing device for an electrophotographic copying machine
KONISHIROKU PHOTO IND7 citations71
US4417807ANov 29, 1983
Cleaning apparatus for recording apparatus
KONISHIROKU PHOTO IND2 citations63
TOYODA GOSEI KK
10 patentsUS5698283ADec 16, 1997
Air bag cover and manufacturing method for same
TOYODA GOSEI KK105 citations97
US5989479ANov 23, 1999
Method for manufacturing an air bag cover
TOYODA GOSEI KK17 citations92
US4572872AFeb 25, 1986
Glass-run for window glass of motor car
TOYODA GOSEI KK36 citations92
US5172954ADec 22, 1992
Integral automobile trunk lid and air spoiler
TOYODA GOSEI KK30 citations89
US4935275AJun 19, 1990
Polyurethane material for decorative parts
TOYODA GOSEI KK36 citations89
US4567217AJan 28, 1986
Steering wheel made of soft resin
TOYODA GOSEI KK22 citations82
US4761333AAug 2, 1988
Steering wheel
TOYODA GOSEI KK9 citations74
US4713419ADec 15, 1987
Thermoplastic olefin elastomer
TOYODA GOSEI KK16 citations74
US4654238AMar 31, 1987
Trim strip
TOYODA GOSEI KK14 citations74
US4599376AJul 8, 1986
Polyvinyl chloride composition
TOYODA GOSEI KK9 citations74
SUWA SEIKOSHA KK
4 patentsUS4242679ADec 30, 1980
Liquid crystal display mechanism
SUWA SEIKOSHA KK34 citations91
US4026637AMay 31, 1977
Timepiece display device utilizing liquid crystals of positive dielectric anisotropy
SUWA SEIKOSHA KK12 citations74
US3954653AMay 4, 1976
Liquid crystal composition having high dielectric anisotropy and display device incorporating same
SUWA SEIKOSHA KK17 citations74
US4129983ADec 19, 1978
Liquid crystal digital display electronic wristwatch
SUWA SEIKOSHA KK4 citations63
TAKEDA CHEMICAL INDUSTRIES LTD
4 patentsUS4143201AMar 6, 1979
Polysaccharide beads
TAKEDA CHEMICAL INDUSTRIES LTD40 citations89
US4075405AFeb 21, 1978
β-1,3-Glucan derivatives
TAKEDA CHEMICAL INDUSTRIES LTD21 citations82
US3945888AMar 23, 1976
Method for the production of cephalosporins
TAKEDA CHEMICAL INDUSTRIES LTD17 citations74
US4493894AJan 15, 1985
Polysaccharide beads
TAKEDA CHEMICAL INDUSTRIES LTD14 citations71
ARC DESIGN INC
3 patentsRICCAR CO LTD
2 patentsJFE STEEL CORP
2 patentsUS7862666B2Jan 4, 2011
Highly anticorrosive high strength stainless steel pipe for linepipe and method for manufacturing same
JFE STEEL CORP7 citations82
US7767037B2Aug 3, 2010
High strength stainless steel pipe for use in oil well having superior corrosion resistance and manufacturing method thereof
JFE STEEL CORP14 citations82
AZBIL CORP
2 patentsSANKYO CO
2 patentsTOYOTA MOTOR CO LTD
1 patentYAMATAKE CORP
1 patentMITSUI CHEMICALS INC
1 patentYAMAZAKI KK
1 patentHARADA YUTAKA
1 patentKONICA MINOLTA BUSINESS TECH
1 patentKAWASAKI STEEL CO
1 patentShowing the top 50 of 77 patents by PatentIndex Score.