Inventor · disambiguated record
Richard Griessel
Also filed as: GRIESSEL RICHARD · GRIESSEL RICHARD E
3 granted patents·2 pending applications·199 citations·filing 2001–2014
74Inventor score
Top patents by PatentIndex Score
5 records- 0191US6879053B1Transformerless, load adaptive speed controllerYOUTILITY INC·Filed 2003·Granted Apr 12, 2005·131 cites·8 claims
- 0285US6654261B2Inverter DC link volts “tooth” modulation schemeYOUTILITY INC·Filed 2001·Granted Nov 25, 2003·67 cites·17 claims
- 0346US9553526B2Bypassed cascaded cell converterDET INT HOLDING LTD·Filed 2014·Granted Jan 24, 2017·1 cites·22 claims
- 0436US2004084965A1Hybrid variable speed generator/uninterruptible power supply power converterFiled 2003·Application pending·0 cites
- 0536US2002036430A1Local area grid for distributed powerFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →