Inventor
HATTORI YOSHIHIRO
JP34 patents
⚠️ This page may combine multiple inventors who share the name “HATTORI YOSHIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MINOLTA CAMERA KK
12 patentsUS5305057AApr 19, 1994
Image forming apparatus having correction means for modifying image density signals according to a gradation correction table
MINOLTA CAMERA KK45 citations92
US5274424ADec 28, 1993
Image forming apparatus controlled according to smallest non-zero toner density
MINOLTA CAMERA KK30 citations92
US5212560AMay 18, 1993
Electrophotographic image forming apparatus comprising means for automatically adjusting image reproduction density
MINOLTA CAMERA KK21 citations92
US5146274ASep 8, 1992
Toner density measurement apparatus having output characteristics variable with humidity
MINOLTA CAMERA KK25 citations92
US5025155AJun 18, 1991
Charging device for electrophotographic systems
MINOLTA CAMERA KK25 citations92
US5005517AApr 9, 1991
Developing device
MINOLTA CAMERA KK47 citations92
US5453773ASep 26, 1995
Electrophotographic image forming apparatus comprising means for automatically adjusting image reproduction density
MINOLTA CAMERA KK17 citations74
US5119144AJun 2, 1992
Cleaner provided in a copying machine
MINOLTA CAMERA KK10 citations74
US5325122AJun 28, 1994
Apparatus for forming digital images
MINOLTA CAMERA KK9 citations73
US5311256AMay 10, 1994
Image forming apparatus maintaining image density stability against humidity
MINOLTA CAMERA KK7 citations73
US4812873AMar 14, 1989
Heat fixing unit in an electrophotographic copying apparatus
MINOLTA CAMERA KK15 citations73
US5311215AMay 10, 1994
Apparatus and method for forming digital image
MINOLTA CAMERA KK5 citations62
MITSUBISHI ELECTRIC CORP
5 patentsUS4937408AJun 26, 1990
Self-illuminating panel switch
MITSUBISHI ELECTRIC CORP121 citations95
US5638441AJun 10, 1997
Portable telephone apparatus with rotatable cover allowing enhanced option key access
MITSUBISHI ELECTRIC CORP21 citations89
US4969187ANov 6, 1990
Telephone set
MITSUBISHI ELECTRIC CORP5 citations62
US5128994AJul 7, 1992
Telephone handset with magnetic holder
MITSUBISHI ELECTRIC CORP4 citations61
USD327679SJul 7, 1992
Mobile telephone set
MITSUBISHI ELECTRIC CORP1 citations50
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
4 patentsUS5590062ADec 31, 1996
Simulator for producing various living environments mainly for visual perception
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD133 citations95
US5546327AAug 13, 1996
Apparatus for calculating geometrical view factor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations74
US5422717AJun 6, 1995
Method and apparatus for analyzing a lighting environment
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7 citations74
US6405142B1Jun 11, 2002
Fluid analyzer and program recording medium
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations70
CANON COMPONENTS KK
4 patentsUS10536604B2Jan 14, 2020
Line sensor apparatus, reading apparatus, and recording system
CANON COMPONENTS KK0 citations52
US10011129B2Jul 3, 2018
Conveyance detection apparatus, conveying apparatus, and recording apparatus
CANON COMPONENTS KK0 citations50
US9119302B2Aug 25, 2015
Flexible circuit board
CANON COMPONENTS KK1 citations48
US9745428B2Aug 29, 2017
Method for processing resin product and resin product
CANON COMPONENTS KK1 citations45
ASAHI CHEMICAL IND
2 patentsUS4521488AJun 4, 1985
Polyacetal resin composition excellent in heat stability and surface processability and process for surface treating same
ASAHI CHEMICAL IND11 citations73
US4464435AAug 7, 1984
Polyacetal resin composition excellent in heat stability and surface processability and process for surface treating same
ASAHI CHEMICAL IND19 citations73