Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12226677 | Ball game racket frame and method for manufacturing a ball game racket | Herfried Lammer, Ralf Schwenger | 2025-02-18 |
| 11857855 | Characterization of a ball game racket frame | Harald Rosenkranz, Nathan Elliott, Ralf Schwenger | 2024-01-02 |
| 11679308 | Ball game racket frame | Ralf Schwenger | 2023-06-20 |
| 11608575 | Knitted shoe upper with integral eyelets | Florian Pogl, Marco Fischhold, Ping Li, Goran Duz, Florian GODENBERG +2 more | 2023-03-21 |
| 10369423 | Ball game racket with magnesium bridge | Daniel Lau, Ralf Schwenger | 2019-08-06 |
| 10220279 | Handle shell for ball game racket | Daniel Lau, Harald Rosenkranz | 2019-03-05 |
| 10143897 | Bridge for a ball game racket | Harald Rosenkranz, Wolfgang SCHLOR, Daniel Lau, Ralf Schwenger | 2018-12-04 |
| 10088237 | Uncooled furnace roll and method for producing an uncooled furnace roll | Christian Bilgen, Alexander Meyer, Wolfgang Schroemges | 2018-10-02 |
| 9855471 | Grommet strip | Christos Tsangalis, Daniel Lau, Harald Rosenkranz, Ralf Schwenger | 2018-01-02 |
| 9302159 | Racket for ball games having sound | Ralf Schwenger | 2016-04-05 |
| 8500578 | Elastic grip sleeve and grip cap for ball game racket | Daniel Lau, Ralf Schwenger, Johan Kotze, Harald Rosenkranz | 2013-08-06 |
| 8282513 | Racket comprising a joint | Harald Rosenkranz, Johan Kotze, Ralf Schwenger | 2012-10-09 |
| 8257206 | Ball game racket with variable vibration length | Ralf Schwenger, Johan Kotze, Harald Rosenkranz | 2012-09-04 |
| 8012043 | Grip tape and grip for ball game racket | Manfred Emberger, Claus Muller, Klaus Rambach, Gert Rhomberg | 2011-09-06 |
| 8007380 | Racket with moveably mounted bridge | Harald Rosenkranz, Johan Kotze, Ralf Schwenger | 2011-08-30 |
| 7967706 | Racket for ball games | Rob Cottey, Johan Kotze, Claus Muller, Klaus Rambach, Jürgen Wilke +2 more | 2011-06-28 |
| 7743865 | Method for identifying an object within a protective zone with a protective device for a vehicle | Rolf Brunner | 2010-06-29 |
| 7572196 | Dampening device for a racket | Johan Kotze, Jürgen Wilke | 2009-08-11 |