WK

Wolfgang Keller

SA Siemens Aktiengesellschaft: 12 patents #782 of 22,248Top 4%
EG Ekato Rühr-Und Mischtechnik Gmbh: 4 patents #3 of 32Top 10%
WA Wacker Chemie Ag: 3 patents #307 of 1,324Top 25%
BH Bayer Healthcare: 2 patents #3,312 of 8,007Top 45%
CG Carl Zeiss Smt Gmbh: 2 patents #466 of 1,189Top 40%
Infineon Technologies Ag: 1 patents #4,439 of 7,486Top 60%
JG J. Wagner Gmbh: 1 patents #49 of 112Top 45%
Robert Bosch Gmbh: 1 patents #10,465 of 19,740Top 55%
RG Rowenta Werke Gmbh: 1 patents #46 of 102Top 50%
FG Forschungszentrum Karlsruhe Gmbh: 1 patents #104 of 428Top 25%
Daimlerchrysler Ag: 1 patents #1,774 of 4,854Top 40%
📍 Sierentz, FR: #1 of 23 inventorsTop 5%
Overall (All Time): #118,796 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 1–25 of 31 patents

Patent #TitleCo-InventorsDate
10493411 Stirring device Nicole Rohn, Benjamin MULTNER 2019-12-03
10252227 System and method for starting up stirring machines in a sediment Jochen Jung 2019-04-09
10022683 Stirring device Benjamin MULTNER 2018-07-17
9033572 Agitator for abrasive media 2015-05-19
8696861 Grindable silicone elastomer composition and the use thereof Werner Brennenstuhl, Andreas Köllnberger 2014-04-15
8181368 Steam iron with tank including overpressure safety device Dierk Spatz, Jochen Weber 2012-05-22
7760327 Reflecting optical element with eccentric optical passageway Hans-Jürgen Scherle, Yim-Bun Patrick Kwan, Stefan Xalter, Johannes Lippert, Ulrich Weber +8 more 2010-07-20
7448763 Optical subassembly and projection objective in semiconductor lithography Andreas Frommeyer, G Fraser Morrison, Yim-Bun Patrick Kwan, Harald Kirchner, Willi Heintel 2008-11-11
7382220 Ignition coil for an internal combustion engine 2008-06-03
6998437 Preparation of polydiorganosiloxanes Michael Stepp 2006-02-14
6972053 Installation for coating a workpiece with powder Daniel Ziwica 2005-12-06
6824881 Thermoplastic silicone block copolymers, the production thereof and the use of the same Hans Lautenschlager, Jochen Dauth, Theo Mayer, Kurt Stark 2004-11-30
6783053 Clamping mechanism for clamping sheet metal workpieces Volker Boettinger, Karl-Heinz Hennig, Achim Maeutner, Hans Schikotanz, Roland Windheim 2004-08-31
6339249 Semiconductor diode 2002-01-15
6324259 Scattered-ray grid, particularly for a medical X-ray device, and a method of determining the position of the absorption elements of a scattered-ray grid Volker Lehmann 2001-11-27
6063195 Powder coating system and method Hans Giesinger, Horst Adams, Beat Untersee 2000-05-16
5725363 Micromembrane pump Burkhard Büstgens, Gerhard Stern, Dieter Seidel, Dieter Maas 1998-03-10
4900887 Floating zone drawing circuitry for semiconductor rods 1990-02-13
4797525 Induction heater for floating zone melting 1989-01-10
4696716 Apparatus for doping semiconductor rods with solid dopants 1987-09-29
4579719 Apparatus for crucible-free floating-zone melting a semiconductor rod, particularly of silicon 1986-04-01
4538279 Induction coil in the form of a pancake coil for crucible-free zone melting 1985-08-27
4506132 Induction coil in the form of a flat coil for crucible-free floating zone melting 1985-03-19
4436578 Method of setting a stable melting zone in a semiconductor crystalline rod during crucible-free zone melting thereof Gerhard Schrotter 1984-03-13
4429443 Machine tool Rolf Kolblin, Erich Wittmann 1984-02-07