Inventor · disambiguated record
Hans-Joachim Knaak
Also filed as: KNAAK HANS · KNAAK HANS-JOACHIM
14 granted patents·4 pending applications·83 citations·filing 1984–2017
90Inventor score
Top patents by PatentIndex Score
18 records- 0188US4574574ATension regulator for a stranding machineSTOLBERGER MASCHF & CO KG·Filed 1984·Granted Mar 11, 1986·36 cites·10 claims
- 0283US9875861B2Device and method for switching a direct currentSIEMENS AG·Filed 2013·Granted Jan 23, 2018·7 cites·11 claims
- 0378US10505467B2Converter station with diode rectifierSIEMENS AG·Filed 2017·Granted Dec 10, 2019·2 cites·14 claims
- 0477US9748848B2Modular multilevel DC/DC converter for HVDC applicationsSIEMENS AG·Filed 2012·Granted Aug 29, 2017·5 cites·16 claims
- 0574US9960603B2Installation for transmitting electrical powerSIEMENS AG·Filed 2013·Granted May 1, 2018·5 cites·15 claims
- 0672US10470259B2Power supply for a non-linear load with multilevel matrix convertersSIEMENS AG·Filed 2015·Granted Nov 5, 2019·2 cites·12 claims
- 0772US9853562B2Converter station with diode rectifierSIEMENS AG·Filed 2013·Granted Dec 26, 2017·3 cites·5 claims
- 0867US9705406B2Modular multi-level DC-DC converter for HVDC applicationsSIEMENS AG·Filed 2013·Granted Jul 11, 2017·3 cites·10 claims
- 0966US10468884B2Device and method for controlling a load flow in an alternating-voltage networkSIEMENS AG·Filed 2015·Granted Nov 5, 2019·1 cites·12 claims
- 1063US9831657B2Device for switching a direct current in a pole of a DC voltage networkSIEMENS AG·Filed 2012·Granted Nov 28, 2017·1 cites·13 claims
- 1161US10243357B2Apparatus and method for switching a direct currentSIEMENS AG·Filed 2013·Granted Mar 26, 2019·1 cites·10 claims
- 1253US5471377AProcess for controlling a power supply which supplies power to an electrostatic filter in which secondary circuit states are determined based on measured primary circuit values and in which short circuits are detectedSIEMENS AG·Filed 1992·Granted Nov 28, 1995·17 cites·19 claims
- 1350US2016013653A1Converter station with diode rectifierSIEMENS AG·Filed 2013·Application pending·0 cites
- 1446US2016211667A1Assembly for compensating reactive power and active power in a high-voltage networkSIEMENS AG·Filed 2014·Application pending·0 cites
- 1546US2017005479A1Power plantSIEMENS AG·Filed 2014·Application pending·0 cites
- 1645US9806532B2Method for switching an operating currentSIEMENS AG·Filed 2013·Granted Oct 31, 2017·0 cites·4 claims
- 1740US10333389B2Converter module for a multi-stage converter and method for operating said converter moduleSIEMENS AG·Filed 2016·Granted Jun 25, 2019·0 cites·9 claims
- 1837US2007296078A1Semiconductor Module Having Low Thermal LoadBAKRAN MARK-MATTHIAS·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →