Inventor · disambiguated record
Johan Kotze
Also filed as: KOTZE JOHAN
13 granted patents·3 pending applications·122 citations·filing 2004–2016
91Inventor score
Technology areasA63B
Top patents by PatentIndex Score
16 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
- 0373US7967706B2Racket for ball gamesHEAD TECHNOLOGY GMBH·Filed 2007·Granted Jun 28, 2011·13 cites·36 claims
- 0468US7044869B2Racket for ball games and production processHEAD TECHNOLOGY GMBH·Filed 2004·Granted May 16, 2006·18 cites·26 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
- 0662US8500578B2Elastic grip sleeve and grip cap for ball game racketMOHR STEFAN·Filed 2010·Granted Aug 6, 2013·4 cites·15 claims
- 0762US7140984B2Racket for ball games and production processHEAD TECHNOLOGY GMBH·Filed 2004·Granted Nov 28, 2006·12 cites·21 claims
- 0861US8007380B2Racket with moveably mounted bridgeHEAD TECHNOLOGY GMBH·Filed 2008·Granted Aug 30, 2011·2 cites·13 claims
- 0961US7572196B2Dampening device for a racketHEAD TECHNOLOGY GMBH·Filed 2007·Granted Aug 11, 2009·4 cites·20 claims
- 1055US7077767B2Racket for ball games and production processHEAD TECHNOLOGY GMBH·Filed 2004·Granted Jul 18, 2006·7 cites·22 claims
- 1152US2014141907A1Methods and apparatuses for enhancing performance in racket sportsHEAD TECHNOLOGY GMBH·Filed 2013·Application pending·0 cites
- 1251US2014080640A1System and method of using shear thickening materials in sports productsLAMMER HERFRIED·Filed 2013·Application pending·0 cites
- 1348US8282513B2Racket comprising a jointROSENKRANZ HARALD·Filed 2008·Granted Oct 9, 2012·0 cites·20 claims
- 1448US2012094789A1System and method of using shear thickening materials in sports productsLAMMER HERFRIED·Filed 2011·Application pending·0 cites
- 1545US10195496B2Superelastic racket stringHEAD TECHNOLOGY GMBH·Filed 2015·Granted Feb 5, 2019·0 cites·19 claims
- 1641US8257206B2Ball game racket with variable vibration lengthMOHR STEFAN·Filed 2010·Granted Sep 4, 2012·0 cites·17 claims
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