Inventor · disambiguated record
Richard A. Sikra
Also filed as: SIKRA RICHARD A
33 granted patents·211 citations·filing 2000–2019
97Inventor score
Technology areasG10D
Top patents by PatentIndex Score
33 records- 0198US9472174B2Drum pedal with interlocking featuresDRUM WORKSHOP INC·Filed 2016·Granted Oct 18, 2016·9 cites·20 claims
- 0296US9928815B2Drum pedal with interlocking featuresDRUM WORKSHOP INC·Filed 2016·Granted Mar 27, 2018·7 cites·33 claims
- 0396US9640154B2Hi-hat pedal assemblyDRUM WORKSHOP INC·Filed 2016·Granted May 2, 2017·8 cites·31 claims
- 0495US10737369B2Nut devices for instrument standDRUM WORKSHOP INC·Filed 2018·Granted Aug 11, 2020·9 cites·19 claims
- 0594US10152955B2Percussion pedal assemblyDRUM WORKSHOP INC·Filed 2017·Granted Dec 11, 2018·6 cites·23 claims
- 0693US7468480B1Dual drum support and positioningDRUM WORKSHOP INC·Filed 2006·Granted Dec 23, 2008·19 cites·1 claims
- 0793US6278046B1Percussion instrument actuator assembly with selectable actuationDRUM WORKSHOP INC·Filed 2000·Granted Aug 21, 2001·27 cites·35 claims
- 0891US9589546B2Drum pedal with adjustment featuresDRUM WORKSHOP INC·Filed 2014·Granted Mar 7, 2017·6 cites·32 claims
- 0989US9721549B2Drum stand basket with spring adjustment and other featuresDRUM WORKSHOP INC·Filed 2016·Granted Aug 1, 2017·6 cites·20 claims
- 1089US8143507B2Adjusting device for snare drumGOOD JOHN J·Filed 2010·Granted Mar 27, 2012·11 cites·27 claims
- 1189US6307136B1Percussion instrument actuator assemblyDRUM WORKSHOP INC·Filed 2000·Granted Oct 23, 2001·24 cites·29 claims
- 1281US8338682B1Cymbal holder with barb means retention of cushion padSIKRA RICHARD A·Filed 2011·Granted Dec 25, 2012·6 cites·11 claims
- 1381US8193435B1Snare bridge apparatusLOMBARDI DONALD G·Filed 2010·Granted Jun 5, 2012·6 cites·23 claims
- 1480US8330032B1Pivot supports for drum rimSIKRA RICHARD A·Filed 2010·Granted Dec 11, 2012·6 cites·25 claims
- 1575US7902444B1Magnetic and adjustable throw-off for snare drumDRUM WORKSHOP INC·Filed 2009·Granted Mar 8, 2011·8 cites·12 claims
- 1674US7351902B1Cymbals remote actuation detachment meansDRUM WORKSHOP INC·Filed 2006·Granted Apr 1, 2008·8 cites·17 claims
- 1772US8569604B1Cymbal adjustment and positioning for hi hatSIKRA RICHARD A·Filed 2011·Granted Oct 29, 2013·4 cites·7 claims
- 1869US11037536B2Direct drive percussion pedal systemDRUM WORKSHOP INC·Filed 2019·Granted Jun 15, 2021·1 cites·21 claims
- 1966US10249272B2Percussion instrument with adjustable auxiliary deviceDRUM WORKSHOP INC·Filed 2018·Granted Apr 2, 2019·1 cites·22 claims
- 2066US7700864B1Lockable throw-off for snare drumDRUM WORKSHOP INC·Filed 2009·Granted Apr 20, 2010·5 cites·12 claims
- 2165US10867589B2Percussion pedal systemDRUM WORKSHOP INC·Filed 2017·Granted Dec 15, 2020·1 cites·21 claims
- 2265US7268283B1Drum support structureDRUM WORKSHOP INC·Filed 2005·Granted Sep 11, 2007·5 cites·14 claims
- 2364US9601096B2Cymbal holder with slotted threads and plungerDRUM WORKSHOP INC·Filed 2014·Granted Mar 21, 2017·2 cites·33 claims
- 2459USD580477SDrum lugDRUM WORKSHOP INC·Filed 2007·Granted Nov 11, 2008·11 cites·1 claims
- 2559US7395994B1Quick release percussion instrument arm adapterDRUM WORKSHOP INC·Filed 2004·Granted Jul 8, 2008·7 cites·12 claims
- 2656US10825430B2Drum pedal with adjustment featuresDRUM WORKSHOP INC·Filed 2018·Granted Nov 3, 2020·0 cites·25 claims
- 2754US10699681B2Transportable drum kitDRUM WORKSHOP INC·Filed 2019·Granted Jun 30, 2020·0 cites·20 claims
- 2854US6559368B1Cushioned percussion deviceDRUM WORKSHOP INC·Filed 2001·Granted May 6, 2003·5 cites·10 claims
- 2953US7641560B1Take-up in drum actuation drive trainsDRUM WORKSHOP INC·Filed 2006·Granted Jan 5, 2010·2 cites·7 claims
- 3051US7507890B1Self adjusting drum lug assembliesDRUM WORKSHOP INC·Filed 2007·Granted Mar 24, 2009·1 cites·14 claims
- 3148US10943571B2Mini hi-hat pedal systemDRUM WORKSHOP INC·Filed 2018·Granted Mar 9, 2021·0 cites·30 claims
- 3245US9240169B2Pivot supports for drum rimDRUM WORKSHOP INC·Filed 2012·Granted Jan 19, 2016·0 cites·32 claims
- 3338US10832642B2Drum pedal with features for adjustment of chain or similar deviceDRUM WORKSHOP INC·Filed 2017·Granted Nov 10, 2020·0 cites·39 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →