HF

Helmut Fischer

Infineon Technologies Ag: 47 patents #71 of 7,486Top 1%
SA Siemens Aktiengesellschaft: 10 patents #1,051 of 22,248Top 5%
OG Osram Opto Semiconductors Gmbh: 4 patents #344 of 1,154Top 30%
FG Filterwerk Mann & Hummel Gmbh: 4 patents #31 of 285Top 15%
DA Daimler-Benz Ag: 3 patents #244 of 1,737Top 15%
RG Rheinmetall Gmbh: 2 patents #109 of 275Top 40%
WG W. C. Heraeus Gmbh: 1 patents #84 of 238Top 40%
MA Mannesmann Rexroth Ag: 1 patents #82 of 201Top 45%
QA Qimonda Ag: 1 patents #252 of 575Top 45%
Robert Bosch Gmbh: 1 patents #10,465 of 19,740Top 55%
BMW: 1 patents #2,164 of 5,361Top 45%
📍 Gelnhausen, DE: #1 of 229 inventorsTop 1%
Overall (All Time): #8,675 of 4,157,543Top 1%
128
Patents All Time

Issued Patents All Time

Showing 76–100 of 128 patents

Patent #TitleCo-InventorsDate
6457868 Shaft bearing with spherical collar for the shaft Peter Frehland 2002-10-01
6459631 Configuration for implementing redundancy for a memory chip Helmut Kandolf, Stefan Lammers 2002-10-01
6456119 Decoding apparatus 2002-09-24
6445639 Integrated dynamic semiconductor memory with time controlled read access Thoralf Graetz 2002-09-03
6407586 Fusible link configuration in integrated circuits Jochen Müller 2002-06-18
6366525 Semiconductor memory of the dynamic random access type (DRAM) and method for actuating a memory cell Thoralf Gratz 2002-04-02
6354987 Free jet centrifuge Peter Frehland 2002-03-12
6309953 Process for producing a semiconductor device with a roughened semiconductor surface Gisela Lang, Reinhard Sedlmeier, Ernst Nirschl 2001-10-30
6224531 Rotor for a free jet centrifuge having an internal guiding element Peter Frehland, Martin Weindorf, Olaf Weber 2001-05-01
D437795 Measuring apparatus 2001-02-20
6175531 Dynamic semiconductor memory device and method for initializing a dynamic semiconductor memory device Martin Buck, Heinrich Hemmert, Bret Johnson, Sebastian Kuhne 2001-01-16
6140248 Process for producing a semiconductor device with a roughened semiconductor surface Gisela Lang, Reinhard Sedlmeier, Ernst Nirschl 2000-10-31
6118844 Method and device for the determination of measurement uncertainties in X-ray fluorescence layer thickness 2000-09-12
6025251 Method for producing a plurality of semiconductor components Wolf Jakowetz 2000-02-15
5929633 Device for measuring the thickness of thin layers 1999-07-27
5923053 Light-emitting diode having a curved side surface for coupling out light Wolf Jakowetz 1999-07-13
5498957 Appliance and method for the coulometric measurement of the thickness of metallic coatings 1996-03-12
D367821 Coating thickness gauge 1996-03-12
5315829 Hydraulic system for hydraulic operators 1994-05-31
5309495 Positioning device for an x-ray thickness measuring system 1994-05-03
5193289 Apparatus for measuring the thickness of thin layers 1993-03-16
5191286 Method and probe for non-destructive measurement of the thickness of thin layers and coatings 1993-03-02
D330518 Coating thickness gauge 1992-10-27
5053703 Electromagnetic probe for measuring the thickness of skin layers 1991-10-01
4956074 Microprobe 1990-09-11