Inventor
TANAKA KATSUYUKI
JP111 patents
⚠️ This page may combine multiple inventors who share the name “TANAKA KATSUYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
12 patentsUS7919886B2Apr 5, 2011
Power receiving device and power transfer system
SONY CORP180 citations99
US5175418ADec 29, 1992
Information card system
SONY CORP85 citations96
US6659343B2Dec 9, 2003
IC card and IC card data communication method
SONY CORP30 citations93
US7301377B2Nov 27, 2007
Demodulation apparatus and receiving apparatus
SONY CORP19 citations92
US6907346B2Jun 14, 2005
GPS receiver apparatus and receiving method
SONY CORP20 citations92
US6126077AOct 3, 2000
Data processing apparatus and method and data transmitting/receiving apparatus and method
SONY CORP39 citations92
US6772065B2Aug 3, 2004
GPS receiver and receiving method
SONY CORP21 citations90
US7529551B2May 5, 2009
Ranging and positioning system, ranging and positioning method, and radio communication apparatus
SONY CORP15 citations84
US7209514B2Apr 24, 2007
GPS receiving apparatus and GPS satellite signal receiving method
SONY CORP11 citations82
US7483714B2Jan 27, 2009
Ranging and positioning system, ranging and positioning method, and radio communication apparatus
SONY CORP6 citations74
US7231095B2Jun 12, 2007
Spread spectrum signal demodulation method and apparatus
SONY CORP8 citations74
US10009071B2Jun 26, 2018
Antenna and communication apparatus
SONY CORP5 citations73
HITACHI LTD
11 patentsUS5075807ADec 24, 1991
Magnetic disk device including humidity controller in disk enclosure
HITACHI LTD75 citations96
US5153785AOct 6, 1992
Apparatus for measuring the clearance of recording transducer, and a recorder using the apparatus, and a method of controlling the recorder
HITACHI LTD60 citations95
US4984114AJan 8, 1991
Flying head slider
HITACHI LTD66 citations95
US5500296AMar 19, 1996
Magnetic recording medium, process for producing magnetic recording medium, apparatus for producing magnetic recording medium, and magnetic recording apparatus
HITACHI LTD25 citations92
US5982719ANov 9, 1999
Disc auto changer for recording or reproducing information on a desired disc of a plurality of discs in a magazine
HITACHI LTD23 citations91
US4443741AApr 17, 1984
Drive circuit for electroluminescent element
HITACHI LTD41 citations91
US5539710AJul 23, 1996
Video optical disk system compatible with both read only and writable optical disks having the same recording format
HITACHI LTD24 citations90
US4605979AAug 12, 1986
Load/unload suspension device for a magnetic disc apparatus
HITACHI LTD45 citations87
US4630926ADec 23, 1986
Fine clearance measuring apparatus
HITACHI LTD27 citations85
US5508805AApr 16, 1996
Interferometer, optical scanning type tunneling microscope and optical probe
HITACHI LTD10 citations73
US5128821AJul 7, 1992
Flying head slider and magnetic disk unit employing same
HITACHI LTD16 citations73
NEC CORP
6 patentsUS6499117B1Dec 24, 2002
Network fault information management system in which fault nodes are displayed in tree form
NEC CORP81 citations98
US6915340B2Jul 5, 2005
System and method for deriving future network configuration data from the current and previous network configuration data
NEC CORP36 citations93
US6654799B1Nov 25, 2003
Network management system uses managed object instances which are hierarchically organized in inclusion relation for recursively creating processing object and recuresively returning information
NEC CORP25 citations93
US6035331AMar 7, 2000
Network managing system with user interface for managing plural layers and managing method for the same
NEC CORP27 citations92
US5961595AOct 5, 1999
Network management system with a hardware resource management module shared between networks
NEC CORP48 citations91
US5903568AMay 11, 1999
OSI multilayer management system
NEC CORP36 citations91
SUMITOMO ELECTRIC INDUSTRIES
6 patentsUS5425491AJun 20, 1995
Bonding tool, production and handling thereof
SUMITOMO ELECTRIC INDUSTRIES90 citations95
US5079102AJan 7, 1992
Tool using gold as a binder
SUMITOMO ELECTRIC INDUSTRIES56 citations95
US5133332AJul 28, 1992
Diamond tool
SUMITOMO ELECTRIC INDUSTRIES41 citations92
US5197651AMar 30, 1993
Bonding tool
SUMITOMO ELECTRIC INDUSTRIES30 citations91
US6270898B1Aug 7, 2001
Tool tip and bonding tool comprising the tool tip and control method for the bonding tool
SUMITOMO ELECTRIC INDUSTRIES18 citations84
US5373731ADec 20, 1994
Bonding tool, production and handling thereof
SUMITOMO ELECTRIC INDUSTRIES11 citations72
NIPPON SOKEN
5 patentsUS5446790AAug 29, 1995
Intake sound control apparatus
NIPPON SOKEN73 citations96
US6401691B1Jun 11, 2002
Fuel supply system for relieving fuel pressure pulsations and designing method thereof
NIPPON SOKEN61 citations94
US4358135ANov 9, 1982
Connector for igniting circuit of priming device
NIPPON SOKEN31 citations92
US4322046AMar 30, 1982
Seat belt retractor
NIPPON SOKEN51 citations92
US4594694AJun 10, 1986
Sound source searching device
NIPPON SOKEN7 citations74
NIPPON DENSO CO
3 patentsTANAKA KATSUYUKI
2 patentsSUMITOMO DUREZ CO
1 patentFIGARO ENG
1 patentKAWAI SEISAKUSHO KK
1 patentCITIZEN HOLDINGS CO LTD
1 patentABILIT CORP
1 patentShowing the top 50 of 111 patents by PatentIndex Score.