Inventor
YAMASHITA MASASHI
JP73 patents
⚠️ This page may combine multiple inventors who share the name “YAMASHITA MASASHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYOTA MOTOR CO LTD
10 patentsUS5987368ANov 16, 1999
Sprung- and unsprung-structure relative-velocity computing apparatus for vehicle
TOYOTA MOTOR CO LTD70 citations96
US6562501B1May 13, 2003
Control system for fuel cell
TOYOTA MOTOR CO LTD23 citations92
US6332901B1Dec 25, 2001
Carbon monoxide reducing device for reducing carbon monoxide in a reformate gas
TOYOTA MOTOR CO LTD21 citations92
US6267792B1Jul 31, 2001
Control apparatus and control method for reformer
TOYOTA MOTOR CO LTD37 citations92
US7498980B2Mar 3, 2009
Carrier phase GPS positioning device and method
TOYOTA MOTOR CO LTD8 citations82
US6638652B1Oct 28, 2003
Fuel cell control apparatus
TOYOTA MOTOR CO LTD18 citations81
US6613465B2Sep 2, 2003
Control device for a fuel reforming apparatus
TOYOTA MOTOR CO LTD10 citations73
US10894179B2Jan 19, 2021
Upper limb rehabilitation support device
TOYOTA MOTOR CO LTD2 citations70
US4860842AAug 29, 1989
Steering system in wheeled vehicle
TOYOTA MOTOR CO LTD3 citations63
US6630109B2Oct 7, 2003
Control apparatus for reformer and method of controlling reformer using control apparatus
TOYOTA MOTOR CO LTD5 citations62
NIKON CORP
9 patentsUS11150385B2Oct 19, 2021
Optical system, optical device comprising optical system, and method for manufacturing optical system
NIKON CORP2 citations73
US10831007B2Nov 10, 2020
Variable magnification optical system, optical device, and method for producing variable magnification optical system
NIKON CORP1 citations73
US11686926B2Jun 27, 2023
Optical system, optical apparatus, and method of manufacturing optical system
NIKON CORP2 citations71
US12298485B2May 13, 2025
Variable magnification optical system, optical device, and method for producing variable magnification optical system
NIKON CORP0 citations63
US11892610B2Feb 6, 2024
Variable magnification optical system, optical device, and method for producing variable magnification optical system
NIKON CORP0 citations63
US11782250B2Oct 10, 2023
Zooming optical system, optical apparatus and method for manufacturing zooming optical system
NIKON CORP0 citations63
US11125984B2Sep 21, 2021
Zooming optical system, optical apparatus and method for manufacturing zooming optical system
NIKON CORP0 citations63
US12072476B2Aug 27, 2024
Optical system, optical apparatus, and method of manufacturing optical system
NIKON CORP0 citations60
US11971540B2Apr 30, 2024
Optical system, optical apparatus, and method of manufacturing optical system
NIKON CORP0 citations60
NISCA CORP
8 patentsUS5597154AJan 28, 1997
Automatic document feeder with position compensating device
NISCA CORP27 citations93
US7347419B2Mar 25, 2008
Sheet supplying device, image reading apparatus having the same and method of detecting overlapping sheets
NISCA CORP30 citations92
US7270325B2Sep 18, 2007
Sheet feeding apparatus, image reading apparatus, and method of detecting double feed
NISCA CORP25 citations92
US7331578B2Feb 19, 2008
Sheet feeding device and method for detecting overlapping sheets
NISCA CORP16 citations84
US6896257B2May 24, 2005
Sheet feeding apparatus
NISCA CORP12 citations83
US5915158AJun 22, 1999
Variable-timing automatic document feeding device and method
NISCA CORP19 citations81
US5484141AJan 16, 1996
Automatic document feeder with position compensating device
NISCA CORP19 citations80
US6029969AFeb 29, 2000
Automatic document feeding device
NISCA CORP7 citations66
NTT DOCOMO INC
4 patentsUS7519025B2Apr 14, 2009
Mobile communication system, location manager and routing manager
NTT DOCOMO INC7 citations74
US7710956B2May 4, 2010
Mobile communication control system, network management server, mobile node, access node and anchor node
NTT DOCOMO INC4 citations63
US7643829B2Jan 5, 2010
Local location manager, home location manager and mobile communication system
NTT DOCOMO INC4 citations63
US7302262B2Nov 27, 2007
Mobile communications control method, control system and mobile terminal
NTT DOCOMO INC5 citations62
TOKAI KOGYO CO LTD
3 patentsTS TECH CO LTD
2 patentsKUBOTA YUICHI
2 patentsHITACHI CONSTRUCTION MACH CO
2 patentsKONICA MINOLTA BUSINESS TECH
1 patentKAWASAKI STEEL CO
1 patentFUJIKOKI CORP
1 patentSUMITOMO ELECTRIC INDUSTRIES
1 patentKCM CORP
1 patentKK KCM
1 patentARAI YUSUKE
1 patentYAMASHITA MASASHI
1 patentKYOCERA DOCUMENT SOLUTIONS INC
1 patentNIPPON KOKI KK
1 patentShowing the top 50 of 73 patents by PatentIndex Score.