Assignee
DAIHEN CORP
JP297 patents
Top patents by PatentIndex Score
USD876356SFeb 25, 2020
Wireless power transmitter
DAIHEN CORP52 citations98
US7642879B2Jan 5, 2010
Impedance matching apparatus
DAIHEN CORP121 citations97
US7332981B2Feb 19, 2008
Impedance matching apparatus for a plasma chamber comprising two separate storage units and three separate calculators
DAIHEN CORP169 citations97
US6946847B2Sep 20, 2005
Impedance matching device provided with reactance-impedance table
DAIHEN CORP219 citations97
US6291999B1Sep 18, 2001
Plasma monitoring apparatus
DAIHEN CORP100 citations97
US7202442B2Apr 10, 2007
Cable arrangement for robot arm, and industrial robot utilizing the same
DAIHEN CORP59 citations96
US7199678B2Apr 3, 2007
Impedance matching apparatus for a plasma chamber comprising two separate storage units and calculators
DAIHEN CORP67 citations96
US5079507AJan 7, 1992
Automatic impedance adjusting apparatus for microwave load and automatic impedance adjusting method therefor
DAIHEN CORP100 citations96
US6621372B2Sep 16, 2003
Impedance matching device
DAIHEN CORP60 citations95
US6109860AAug 29, 2000
Two-armed transfer robot
DAIHEN CORP63 citations95
USD883929SMay 12, 2020
Power transmitting apparatus
DAIHEN CORP21 citations94
US5950495ASep 14, 1999
Two-armed transfer robot
DAIHEN CORP70 citations94
US5670071ASep 23, 1997
MAG arc welding apparatus
DAIHEN CORP91 citations94
US5243266ASep 7, 1993
Teaching control device for manual operation in an industrial robots-system
DAIHEN CORP136 citations94
US7748760B2Jul 6, 2010
Work holding mechanism
DAIHEN CORP531 citations93
US5843236ADec 1, 1998
Plasma processing apparatus for radiating microwave from rectangular waveguide through long slot to plasma chamber
DAIHEN CORP58 citations93
US7736118B2Jun 15, 2010
Transfer apparatus
DAIHEN CORP26 citations92
US7489206B2Feb 10, 2009
High-frequency power device and method for controlling high-frequency power
DAIHEN CORP27 citations92
US7292047B2Nov 6, 2007
High-frequency power source
DAIHEN CORP26 citations92
US6102649AAug 15, 2000
Two-armed transfer robot
DAIHEN CORP36 citations92
US5220151AJun 15, 1993
Power source apparatus for an alternating-current arc welding capable of supplying an alternating-current welding current having any waveform
DAIHEN CORP72 citations92
US5200594AApr 6, 1993
Electrode for use in plasma arc working torch
DAIHEN CORP28 citations92
US4959520ASep 25, 1990
Detection means for an electric arc torch nozzle
DAIHEN CORP27 citations92
US10812071B2Oct 20, 2020
Drive circuit and impedance matching device
DAIHEN CORP16 citations91
USD777231SJan 24, 2017
Wire feeding apparatus for welding
DAIHEN CORP17 citations91
US7919728B2Apr 5, 2011
Welding current controlling method in arc welding process using consumable electrode upon detection of constriction
DAIHEN CORP25 citations91
US7145101B2Dec 5, 2006
Pulse arc welding output control method and arc length variation pulse arc welding output control method
DAIHEN CORP58 citations91
US7042195B2May 9, 2006
Method of controlling photovoltaic power generation system
DAIHEN CORP260 citations91
US6675069B2Jan 6, 2004
Arm operation mechanism and industrial robot incorporating the same
DAIHEN CORP32 citations91
USRE37731EJun 11, 2002
Two-armed transfer robot
DAIHEN CORP23 citations91
US6293746B1Sep 25, 2001
Transfer robot
DAIHEN CORP39 citations91
US6190114B1Feb 20, 2001
Transfer robot
DAIHEN CORP41 citations91
US6099238AAug 8, 2000
Two-armed transfer robot
DAIHEN CORP25 citations91
US5975834ANov 2, 1999
Two-armed transfer robot
DAIHEN CORP47 citations91
US5667709ASep 16, 1997
Method of MAG arc welding
DAIHEN CORP20 citations91
US5534091AJul 9, 1996
Joining method of ceramics and insertion member for heating and joining for use in the method
DAIHEN CORP20 citations91
US5508493AApr 16, 1996
Method of MAG arc welding and welding apparatus
DAIHEN CORP29 citations91
US7221102B2May 22, 2007
High-frequency power supply device
DAIHEN CORP20 citations90
US7114907B2Oct 3, 2006
Transfer robot
DAIHEN CORP33 citations90
US6755092B2Jun 29, 2004
Conveying device
DAIHEN CORP21 citations90
US6543306B1Apr 8, 2003
Conveying device
DAIHEN CORP21 citations90
US5999575ADec 7, 1999
Channel separating filter apparatus, PSK demodulator apparatus and PSK receiver apparatus each equipped with channel separating filter apparatus
DAIHEN CORP31 citations90
US7796368B2Sep 14, 2010
High-frequency power supply system
DAIHEN CORP39 citations89
US7714594B2May 11, 2010
Current detection printed board, voltage detection printed board, and current/voltage detector using same, and current detector and voltage detector
DAIHEN CORP23 citations89
US6833529B2Dec 21, 2004
Power supply for short-circuiting arc welding, and automatic welding machine utilizing the same
DAIHEN CORP30 citations89
US6401653B1Jun 11, 2002
Microwave plasma generator
DAIHEN CORP28 citations89
US6376802B1Apr 23, 2002
Method of controlling the AC pulsed arc welding and welding power supply apparatus therefor
DAIHEN CORP44 citations89
US5353386AOct 4, 1994
Apparatus for controlling industrial robot system to perform coordinated operation using teaching playback method and method thereof
DAIHEN CORP57 citations89
US5315222AMay 24, 1994
Control apparatus for industrial robot
DAIHEN CORP54 citations89
US5055815AOct 8, 1991
Stationary induction electric apparatus
DAIHEN CORP28 citations89
Showing the top 50 of 297 patents by PatentIndex Score.