Inventor
FUKUHARA HIROYUKI
JP44 patents
⚠️ This page may combine multiple inventors who share the name “FUKUHARA HIROYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
19 patentsUS6257846B1Jul 10, 2001
Sealed compressor having pipe connectors and method of joining pipe connectors to sealed casing
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD48 citations96
US6102671AAug 15, 2000
Scroll compressor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD72 citations94
US6158995ADec 12, 2000
Sealed compressor having pipe connectors and method of joining pipe connectors to sealed casing
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD28 citations93
US6113373ASep 5, 2000
Scroll compressor having an annular seal for a stationary scroll pressure receiving surface
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 citations92
US5951272ASep 14, 1999
Scroll compressor having an annular seal for a stationary scroll pressure receiving surface
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD23 citations92
US5622487AApr 22, 1997
Scroll compressor having a separate stationary wrap element secured to a frame
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD23 citations92
US5564186AOct 15, 1996
Method of making a scroll compressor having a centering recess for assembly
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD26 citations91
US5277562AJan 11, 1994
Scroll fluid machine and producing method for the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD25 citations91
US5690475ANov 25, 1997
Scroll compressor with overload protection
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD34 citations89
US6048142AApr 11, 2000
Profiling method
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD50 citations87
US5549466AAug 27, 1996
Scroll compressor having a centering recess for assembly
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 citations81
US5746586AMay 5, 1998
Scroll compressor having positioning means for axially movable non-orbiting scroll
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14 citations74
US5735678AApr 7, 1998
Scroll compressor having a separate stationary wrap element secured to a frame
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations74
US5466136ANov 14, 1995
Scroll compressor having a gas liquid separator
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD18 citations74
US6086341AJul 11, 2000
Rotary scroll for scroll compressor and method of manufacture therefor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD15 citations73
US5573389ANov 12, 1996
Scroll compressor having means for biasing an eccentric bearing towards a crank shaft
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14 citations72
US5853287ADec 29, 1998
Scroll compressor having a thrust plate
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations63
US5791885AAug 11, 1998
Scroll compressor having positioning means for axially movable non-orbiting scroll
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations63
US7108829B2Sep 19, 2006
Method of manufacturing sliding part and compressor provided with the sliding part
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations62
CANON KK
19 patentsUS9128291B2Sep 8, 2015
Optical scanning apparatus, image forming apparatus, and support member for an optical scanning apparatus
CANON KK21 citations92
US9581929B2Feb 28, 2017
Optical scanning apparatus, image forming apparatus, and support member for an optical scanning apparatus
CANON KK15 citations84
US9319553B2Apr 19, 2016
Image-forming apparatus
CANON KK6 citations83
US10274858B2Apr 30, 2019
Image forming apparatus
CANON KK4 citations73
US9523851B2Dec 20, 2016
Light deflection unit, optical scanning apparatus, and image forming apparatus
CANON KK6 citations73
USRE50141ESep 24, 2024
Image-forming apparatus
CANON KK1 citations72
US10007208B2Jun 26, 2018
Image-forming apparatus for correcting a brightness of a laser light
CANON KK2 citations72
US9658562B2May 23, 2017
Image forming apparatus and optical scanning apparatus for scanning photosensitive member with light spot
CANON KK4 citations72
US11988976B2May 21, 2024
Image forming apparatus that scans photosensitive member using plurality of scan beams
CANON KK1 citations61
US10078288B2Sep 18, 2018
Image forming apparatus that scans photosensitive member by using rotating polygonal mirror
CANON KK1 citations52
US10197942B2Feb 5, 2019
Image-forming apparatus
CANON KK0 citations51
US9781282B2Oct 3, 2017
Optical scanning device
CANON KK1 citations51
US9696651B2Jul 4, 2017
Image-forming apparatus
CANON KK0 citations51
US12372894B2Jul 29, 2025
Optical scanning apparatus and image forming apparatus
CANON KK0 citations50
US11016408B2May 25, 2021
Image forming apparatus with reduced height
CANON KK0 citations50
US10838318B2Nov 17, 2020
Optical scanning apparatus and image forming apparatus
CANON KK0 citations42
US9971272B2May 15, 2018
Optical scanning device and image forming apparatus
CANON KK0 citations42
US10698335B2Jun 30, 2020
Optical scanning apparatus and image forming apparatus
CANON KK0 citations41
US10338491B2Jul 2, 2019
Optical scanning apparatus and optical scanning apparatus system
CANON KK0 citations41
PANASONIC IP MAN CO LTD
3 patentsUS10890363B2Jan 12, 2021
Refrigerant compressor and refrigeration device including refrigerant compressor
PANASONIC IP MAN CO LTD0 citations51
US10865782B2Dec 15, 2020
Refrigerant compressor and refrigeration device including refrigerant compressor
PANASONIC IP MAN CO LTD0 citations51
US10760563B2Sep 1, 2020
Refrigerant compressor and refrigeration device including refrigerant compressor
PANASONIC IP MAN CO LTD0 citations41