Inventor
MORIKAWA SHUICHI
JP31 patents
⚠️ This page may combine multiple inventors who share the name “MORIKAWA SHUICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PFU LTD
24 patentsUS5491567AFeb 13, 1996
Image reading apparatus
PFU LTD23 citations96
US5453852ASep 26, 1995
Paper feed roller structure for image reading apparatus
PFU LTD39 citations96
US5573338ANov 12, 1996
Automatic paper feeder and frame structure of document input device
PFU LTD34 citations92
US5537219AJul 16, 1996
Movable image reading apparatus
PFU LTD22 citations92
US5510909AApr 23, 1996
Image reading apparatus having a paper guide mechanism with spring biased locking releasing pieces connected by symmetrical movement and locking mechanisms
PFU LTD23 citations91
US8840108B2Sep 23, 2014
Paper reading apparatus, jam detection method, and computer-readable, non-transitory medium
PFU LTD7 citations84
US8833763B2Sep 16, 2014
Paper conveying apparatus, jam detection method, and computer-readable, non-transitory medium
PFU LTD7 citations84
US5537225AJul 16, 1996
Attachment of a light source in an image reading apparatus
PFU LTD10 citations82
US5504587AApr 2, 1996
Image reading apparatus
PFU LTD8 citations82
US5493422AFeb 20, 1996
Image reading apparatus with transparent guide forming separate arc passages with feed rollers for document insertion and output
PFU LTD9 citations82
US5624197AApr 29, 1997
Automatic paper feeder and frame structure of document input device
PFU LTD9 citations74
US5493417AFeb 20, 1996
Image reading apparatus with document width sensor
PFU LTD5 citations74
US11220407B2Jan 11, 2022
Medium conveyance device
PFU LTD2 citations73
US11148899B2Oct 19, 2021
Image reading apparatus
PFU LTD2 citations73
US10981739B2Apr 20, 2021
Medium conveyance device
PFU LTD3 citations73
US9745160B2Aug 29, 2017
Paper conveying apparatus, jam detection method, and computer program
PFU LTD2 citations73
US8870181B2Oct 28, 2014
Paper conveying apparatus with side guide and sound detector
PFU LTD5 citations73
US10138081B2Nov 27, 2018
Paper feeding roller with pattern
PFU LTD3 citations72
US8827268B2Sep 9, 2014
Paper conveying apparatus, jam detection method, and computer-readable, non-transitory medium
PFU LTD2 citations63
US11008188B2May 18, 2021
Medium conveying apparatus
PFU LTD1 citations62
US8371573B2Feb 12, 2013
Feeding device
PFU LTD4 citations62
US7913994B2Mar 29, 2011
Feeding device
PFU LTD4 citations62
US8925921B2Jan 6, 2015
Paper conveying apparatus, abnormality detection method, and computer-readable, non-transitory medium
PFU LTD1 citations52
US8764010B2Jul 1, 2014
Paper conveying apparatus, multifeed detection method, and computer-readable, non-transitory medium
PFU LTD0 citations52
MITSUI TOATSU CHEMICALS
5 patentsUS5312866AMay 17, 1994
Polyimide based resin composition
MITSUI TOATSU CHEMICALS38 citations95
US5571875ANov 5, 1996
Polyimide based resin composition
MITSUI TOATSU CHEMICALS26 citations92
US5514748AMay 7, 1996
Polyimide based resin composition comprising cured phenolic resins and liquid crystal polymers
MITSUI TOATSU CHEMICALS29 citations90
US4994544AFeb 19, 1991
Production process for polyimide fibers
MITSUI TOATSU CHEMICALS23 citations89
US5087644AFeb 11, 1992
Carbon-fiber-reinforced polyimide resin compositions
MITSUI TOATSU CHEMICALS10 citations73
FUJITSU LTD
2 patentsUS5606430AFeb 25, 1997
Image reading apparatus having projections on surface of hopper near side edges of paper feed path to prevent close contact and reduce static electricity
FUJITSU LTD20 citations92
US5628575AMay 13, 1997
Automatic paper feeder and frame structure of document input device
FUJITSU LTD14 citations82