Inventor · disambiguated record
Ralf Schwenger
Also filed as: SCHWENGER RALF
20 granted patents·12 pending applications·89 citations·filing 2003–2022
92Inventor score
Top patents by PatentIndex Score
32 records- 0189US8602922B2Methods and apparatuses for enhancing performance in racket sportsSCHWENGER RALF·Filed 2010·Granted Dec 10, 2013·29 cites·30 claims
- 0288US8105184B2System and method of using shear thickening materials in sports productsLAMMER HERFRIED·Filed 2008·Granted Jan 31, 2012·31 cites·10 claims
- 0386US10369423B2Ball game racket with magnesium bridgeHEAD TECHNOLOGY GMBH·Filed 2017·Granted Aug 6, 2019·1 cites·31 claims
- 0469US10729943B2Grommet and grommet strip for ball game racketHEAD TECHNOLOGY GMBH·Filed 2019·Granted Aug 4, 2020·2 cites·20 claims
- 0567US10195506B2System and method of using shear thickening materials in sports productsHEAD TECH GMBH LTD·Filed 2016·Granted Feb 5, 2019·2 cites·16 claims
- 0664US9302159B2Racket for ball games having soundHEAD TECHNOLOGY GMBH·Filed 2014·Granted Apr 5, 2016·3 cites·21 claims
- 0763US7229369B2Ball sport racquet especially tennis racquetVOLKL TENNIS GMBH·Filed 2005·Granted Jun 12, 2007·4 cites·11 claims
- 0862US8500578B2Elastic grip sleeve and grip cap for ball game racketMOHR STEFAN·Filed 2010·Granted Aug 6, 2013·4 cites·15 claims
- 0961US8007380B2Racket with moveably mounted bridgeHEAD TECHNOLOGY GMBH·Filed 2008·Granted Aug 30, 2011·2 cites·13 claims
- 1057US8968125B2Tennis racketHEAD TECHNOLOGY GMBH·Filed 2014·Granted Mar 3, 2015·1 cites·21 claims
- 1157US7104905B2Ball game racketVOLKL TENNIS GMBH·Filed 2004·Granted Sep 12, 2006·9 cites·10 claims
- 1256US12226677B2Ball game racket frame and method for manufacturing a ball game racketHEAD TECHNOLOGY GMBH·Filed 2021·Granted Feb 18, 2025·0 cites·20 claims
- 1355US9095750B2RacketSCHWENGER RALF·Filed 2009·Granted Aug 4, 2015·0 cites·19 claims
- 1454US11679308B2Ball game racket frameHEAD TECHNOLOGY GMBH·Filed 2020·Granted Jun 20, 2023·0 cites·20 claims
- 1554US9855471B2Grommet stripHEAD TECHNOLOGY GMBH·Filed 2014·Granted Jan 2, 2018·1 cites·25 claims
- 1653US11521367B2Characterization of a ball game racket string patternHEAD TECHNOLOGY GMBH·Filed 2021·Granted Dec 6, 2022·0 cites·11 claims
- 1752US2014141907A1Methods and apparatuses for enhancing performance in racket sportsHEAD TECHNOLOGY GMBH·Filed 2013·Application pending·0 cites
- 1852US2024058656A1Ball game racket frame, ball game racket, and method for manufacturing a ball game racket frameHEAD TECHNOLOGY GMBH·Filed 2022·Application pending·0 cites
- 1951US2014080640A1System and method of using shear thickening materials in sports productsLAMMER HERFRIED·Filed 2013·Application pending·0 cites
- 2049US2017050090A1Racket or club consisting of magnesiumHEAD TECHNOLOGY GMBH·Filed 2014·Application pending·0 cites
- 2149US2015352404A1Swing analysis systemHEAD TECHNOLOGY GMBH·Filed 2014·Application pending·0 cites
- 2248US8282513B2Racket comprising a jointROSENKRANZ HARALD·Filed 2008·Granted Oct 9, 2012·0 cites·20 claims
- 2348US2012094789A1System and method of using shear thickening materials in sports productsLAMMER HERFRIED·Filed 2011·Application pending·0 cites
- 2447US11857855B2Characterization of a ball game racket frameHEAD TECHNOLOGY GMBH·Filed 2021·Granted Jan 2, 2024·0 cites·20 claims
- 2547US2023051137A1Ball game racket frame with improved torsionHEAD TECHNOLOGY GMBH·Filed 2022·Application pending·0 cites
- 2646US2006205543A1Ball play racket, especially tennis racketSCHWENGER RALF·Filed 2006·Application pending·0 cites
- 2746US2006199681A1Ball play racketSCHWENGER RALF·Filed 2006·Application pending·0 cites
- 2845US2006199680A1Ball game racquet, especially tennis racquetSCHWENGER RALF·Filed 2005·Application pending·0 cites
- 2943US10143897B2Bridge for a ball game racketHEAD TECHNOLOGY GMBH·Filed 2017·Granted Dec 4, 2018·0 cites·23 claims
- 3043US2010298076A1Multiple string for a ball game racketCOTTEY ROB·Filed 2008·Application pending·0 cites
- 3142US2004132562A1Ball game racketFiled 2003·Application pending·0 cites
- 3241US8257206B2Ball game racket with variable vibration lengthMOHR STEFAN·Filed 2010·Granted Sep 4, 2012·0 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →