Assignee
DAIHEN CORP
JP·297 granted patents·79 pending applications·4,385 citations·filing 1985–2025
Top patents by PatentIndex Score
376 records- 0197US11387078B2Impedance matching device and impedance matching methodDAIHEN CORP·Filed 2020·Granted Jul 12, 2022·8 cites·4 claims
- 0297US6946847B2Impedance matching device provided with reactance-impedance tableDAIHEN CORP·Filed 2003·Granted Sep 20, 2005·219 cites·30 claims
- 0396US11990317B2High-frequency power supply systemDAIHEN CORP·Filed 2022·Granted May 21, 2024·3 cites·3 claims
- 0496US11756768B2High-frequency power supply systemDAIHEN CORP·Filed 2021·Granted Sep 12, 2023·10 cites·6 claims
- 0596US11348762B2High-frequency power supply systemDAIHEN CORP·Filed 2020·Granted May 31, 2022·5 cites·5 claims
- 0696US7642879B2Impedance matching apparatusDAIHEN CORP·Filed 2007·Granted Jan 5, 2010·121 cites·4 claims
- 0796US7332981B2Impedance matching apparatus for a plasma chamber comprising two separate storage units and three separate calculatorsDAIHEN CORP·Filed 2007·Granted Feb 19, 2008·169 cites·3 claims
- 0896US5079507AAutomatic impedance adjusting apparatus for microwave load and automatic impedance adjusting method thereforDAIHEN CORP·Filed 1990·Granted Jan 7, 1992·100 cites·8 claims
- 0995US11552612B2Impedance adjustment device and impedance adjustment methodDAIHEN CORP·Filed 2020·Granted Jan 10, 2023·7 cites·4 claims
- 1095US11329614B2High-frequency power supply circuit and determining method of constants of amplifier circuitDAIHEN CORP·Filed 2020·Granted May 10, 2022·4 cites·5 claims
- 1195USD876356SWireless power transmitterDAIHEN CORP·Filed 2018·Granted Feb 25, 2020·52 cites·1 claims
- 1295US7199678B2Impedance matching apparatus for a plasma chamber comprising two separate storage units and calculatorsDAIHEN CORP·Filed 2005·Granted Apr 3, 2007·67 cites·4 claims
- 1394US12068132B2Radio-frequency power supply apparatusDAIHEN CORP·Filed 2022·Granted Aug 20, 2024·2 cites·6 claims
- 1494US11791134B2Impedance adjustment deviceDAIHEN CORP·Filed 2020·Granted Oct 17, 2023·3 cites·5 claims
- 1593US11545954B2Impedance adjustment deviceDAIHEN CORP·Filed 2020·Granted Jan 3, 2023·4 cites·6 claims
- 1693US10812071B2Drive circuit and impedance matching deviceDAIHEN CORP·Filed 2017·Granted Oct 20, 2020·16 cites·21 claims
- 1793US7919728B2Welding current controlling method in arc welding process using consumable electrode upon detection of constrictionDAIHEN CORP·Filed 2006·Granted Apr 5, 2011·25 cites·3 claims
- 1893US7748760B2Work holding mechanismDAIHEN CORP·Filed 2007·Granted Jul 6, 2010·531 cites·10 claims
- 1993US7736118B2Transfer apparatusDAIHEN CORP·Filed 2008·Granted Jun 15, 2010·26 cites·4 claims
- 2093US7202442B2Cable arrangement for robot arm, and industrial robot utilizing the sameDAIHEN CORP·Filed 2005·Granted Apr 10, 2007·59 cites·13 claims
- 2193US6291999B1Plasma monitoring apparatusDAIHEN CORP·Filed 1998·Granted Sep 18, 2001·100 cites·8 claims
- 2292US12148596B2High-frequency power supply deviceDAIHEN CORP·Filed 2022·Granted Nov 19, 2024·2 cites·5 claims
- 2392US11050400B2Impedance matching device and impedance matching methodDAIHEN CORP·Filed 2019·Granted Jun 29, 2021·7 cites·5 claims
- 2492US5670071AMAG arc welding apparatusDAIHEN CORP·Filed 1995·Granted Sep 23, 1997·91 cites·12 claims
- 2591US10778209B1Pin diode driving circuit and threshold value determination methodDAIHEN CORP·Filed 2020·Granted Sep 15, 2020·8 cites·6 claims
- 2691US10421122B2Metal powder, method of producing additively-manufactured article, and additively-manufactured articleDAIHEN CORP·Filed 2017·Granted Sep 24, 2019·4 cites·8 claims
- 2791US7714594B2Current detection printed board, voltage detection printed board, and current/voltage detector using same, and current detector and voltage detectorDAIHEN CORP·Filed 2007·Granted May 11, 2010·23 cites·5 claims
- 2891US7489206B2High-frequency power device and method for controlling high-frequency powerDAIHEN CORP·Filed 2006·Granted Feb 10, 2009·27 cites·14 claims
- 2991US7042195B2Method of controlling photovoltaic power generation systemDAIHEN CORP·Filed 2005·Granted May 9, 2006·260 cites·16 claims
- 3091US6621372B2Impedance matching deviceDAIHEN CORP·Filed 2002·Granted Sep 16, 2003·60 cites·3 claims
- 3190US12289039B2High-frequency power supply systemDAIHEN CORP·Filed 2023·Granted Apr 29, 2025·1 cites·2 claims
- 3290US12119208B2High-frequency power supply deviceDAIHEN CORP·Filed 2022·Granted Oct 15, 2024·1 cites·4 claims
- 3390US10985735B2Impedance matching device and impedance matching methodDAIHEN CORP·Filed 2019·Granted Apr 20, 2021·6 cites·6 claims
- 3490US10981226B2Copper alloy powder, method of producing additively-manufactured article, and additively-manufactured articleDAIHEN CORP·Filed 2017·Granted Apr 20, 2021·4 cites·13 claims
- 3590US10734196B2Impedance matching deviceDAIHEN CORP·Filed 2017·Granted Aug 4, 2020·12 cites·21 claims
- 3690US7495524B2Impedance matching apparatusDAIHEN CORP·Filed 2007·Granted Feb 24, 2009·50 cites·8 claims
- 3789US12244286B2Impedance matching device and high-frequency power supply systemDAIHEN CORP·Filed 2022·Granted Mar 4, 2025·1 cites·8 claims
- 3889US11101109B2Impedance matching device and impedance matching methodDAIHEN CORP·Filed 2019·Granted Aug 24, 2021·5 cites·15 claims
- 3989US7665950B2Transfer apparatusDAIHEN CORP·Filed 2008·Granted Feb 23, 2010·16 cites·8 claims
- 4089US7489145B2Plasma processing systemDAIHEN CORP·Filed 2006·Granted Feb 10, 2009·15 cites·10 claims
- 4188US11332030B2Power system interconnection system, and method of installing power system interconnection systemDAIHEN CORP·Filed 2019·Granted May 17, 2022·8 cites·18 claims
- 4288US9450513B2Control circuit and control method for inverter circuit, and control circuit and control method for power conversion circuitDAIHEN CORP·Filed 2014·Granted Sep 20, 2016·9 cites·15 claims
- 4388US5220151APower source apparatus for an alternating-current arc welding capable of supplying an alternating-current welding current having any waveformDAIHEN CORP·Filed 1990·Granted Jun 15, 1993·72 cites·16 claims
- 4487US10843260B2Metal powder, method of producing additively-manufactured article, and additively-manufactured articleDAIHEN CORP·Filed 2016·Granted Nov 24, 2020·3 cites·9 claims
- 4587US10065258B2Arc welding control methodDAIHEN CORP·Filed 2015·Granted Sep 4, 2018·3 cites·6 claims
- 4687US7145101B2Pulse arc welding output control method and arc length variation pulse arc welding output control methodDAIHEN CORP·Filed 2004·Granted Dec 5, 2006·58 cites·12 claims
- 4786US11309164B2High-frequency power supply systemDAIHEN CORP·Filed 2020·Granted Apr 19, 2022·4 cites·12 claims
- 4886US11077495B2Metal powder, method of producing additively-manufactured article, and additively-manufactured articleDAIHEN CORP·Filed 2017·Granted Aug 3, 2021·2 cites·10 claims
- 4986US7292047B2High-frequency power sourceDAIHEN CORP·Filed 2006·Granted Nov 6, 2007·26 cites·6 claims
- 5086US5243266ATeaching control device for manual operation in an industrial robots-systemDAIHEN CORP·Filed 1992·Granted Sep 7, 1993·136 cites·3 claims
Showing the top 50 of 376 patent records by PatentIndex Score.
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