JK

Johan Kotze

HG Head Technology Gmbh: 13 patents #5 of 28Top 20%
DB Design Blue: 1 patents #9 of 19Top 50%
📍 Rorschach, CH: #6 of 51 inventorsTop 15%
Overall (All Time): #379,099 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
10195496 Superelastic racket string Daniel Lau 2019-02-05
10195506 System and method of using shear thickening materials in sports products Herfried Lammer, Harald Rosenkranz, Ralf Schwenger 2019-02-05
8602922 Methods and apparatuses for enhancing performance in racket sports Ralf Schwenger, Herfried Lammer 2013-12-10
8500578 Elastic grip sleeve and grip cap for ball game racket Stefan Mohr, Daniel Lau, Ralf Schwenger, Harald Rosenkranz 2013-08-06
8282513 Racket comprising a joint Harald Rosenkranz, Stefan Mohr, Ralf Schwenger 2012-10-09
8257206 Ball game racket with variable vibration length Stefan Mohr, Ralf Schwenger, Harald Rosenkranz 2012-09-04
8105184 System and method of using shear thickening materials in sports products Herfried Lammer, Harald Rosenkranz, Ralf Schwenger 2012-01-31
8007380 Racket with moveably mounted bridge Harald Rosenkranz, Stefan Mohr, Ralf Schwenger 2011-08-30
7967706 Racket for ball games Rob Cottey, Stefan Mohr, Claus Muller, Klaus Rambach, Jürgen Wilke +2 more 2011-06-28
7572196 Dampening device for a racket Stefan Mohr, Jürgen Wilke 2009-08-11
7140984 Racket for ball games and production process Johannes Mauser, Klaus Rambach, Manfred Emberger, Herfried Lammer 2006-11-28
7077767 Racket for ball games and production process Johannes Mauser, Klaus Rambach, Manfred Emberger, Herfried Lammer 2006-07-18
7044869 Racket for ball games and production process Johannes Mauser, Klaus Rambach, Manfred Emberger, Herfried Lammer 2006-05-16