Issued Patents All Time
Showing 26–50 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8534376 | Pneumatic-spring percussion mechanism with a variable rotary drive | Helmut Braun | 2013-09-17 |
| 8534377 | Percussive mechanism with an electrodynamic linear drive | Otto W. Stenzel, Wolfgang Schmid | 2013-09-17 |
| 8535993 | Semiconductor device and method using a sacrificial layer | Reinhard Goellner | 2013-09-17 |
| 8502315 | Semiconductor device with improved on-resistance | Anton Mauder, Franz Hirler, Ralf Siemieniec, Hans-Joachim Schulze | 2013-08-06 |
| 8404562 | Method for manufacturing a composite wafer having a graphite core, and composite wafer having a graphite core | Hermann Gruber, Wolfgang Lehnert, Guenther Ruhl, Raimund Foerg, Anton Mauder +1 more | 2013-03-26 |
| 8235136 | Drilling and/or percussive hammer with no-load operation control | Wolfgang Schmid | 2012-08-07 |
| 8198678 | Semiconductor device with improved on-resistance | Anton Mauder, Franz Hirler, Ralf Siemieniec, Hans-Joachim Schulze | 2012-06-12 |
| 8047302 | Drilling and/or striking hammer with a lubricating device | Otto W. Stenzel | 2011-11-01 |
| 7947569 | Method for producing a semiconductor including a foreign material layer | Anton Mauder, Frank Pfirsch, Stefan Sedlmaier, Wolfgang Lehnert, Raimund Foerg | 2011-05-24 |
| 7726414 | Hollow piston hammer device with air equilibration and idle openings | Wolfgang Schmid | 2010-06-01 |
| 7661484 | Drilling hammer and/or percussive hammer having a tool-holding fixture | Wolfgang Schmid | 2010-02-16 |
| 7527107 | Working tool with damped handle | Wolfgang Schmid, Otto W. Stenzel | 2009-05-05 |
| 7367908 | Belt tensioning device | Heinz Lemberger, Manfred Jung, Vladimir Kobelev | 2008-05-06 |
| 7025183 | Pneumatic spring percussion mechanism with an electro-dynamically actuated driving piston | Michael Steffen, Wolfgang Schmid | 2006-04-11 |
| 6938704 | Pneumatic percussive tool with a movement frequency controlled idling position | Mirko Lysek, Wolfgang Schmid | 2005-09-06 |
| 6923269 | Demolition hammer and/or hammer-drill with a percussion device suitable for releasing clamped objects by striking | Wolfgang Schmid, Mirko Lysek, Thomas Schmidbauer | 2005-08-02 |
| 6913088 | Hammer drill and /or percussion hammer with no-load operation control that depends on application pressure | — | 2005-07-05 |
| 6857978 | Tensioning device for a belt-driven starter-generator | Rudolf Polster, Michael Bogner | 2005-02-22 |
| 6843330 | Hammer drill and/or paving breaker with a handle | Wolfgang Schmid, Peter Weyl | 2005-01-18 |
| 6808026 | Pneumatic percussive tool with a short working drive piston | Wolfgang Schmid, Mirko Lysek | 2004-10-26 |
| 6609989 | Belt drive of an internal combustion engine | Michael Bogner | 2003-08-26 |
| 6568484 | Pneumatic piston percussive mechanism with a hollow percussion piston | Wolfgang Schmid, Mirko Lysek | 2003-05-27 |
| 6523622 | Pneumatic percussion power tool with pneumatic returning spring | Wolfgang Schmid | 2003-02-25 |
| 6484361 | Handle for a drill- and/or chisel hammer | Wolfgang Schmid | 2002-11-26 |
| 6478666 | Guiding cart for a manually guided tool, especially an abrasive cut-off machine | Wolfgang Schmid, Peter Heubeck, Adam Ruff, Rochus Gold, Thomas Bromberger | 2002-11-12 |