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 101–125 of 128 patents

Patent #TitleCo-InventorsDate
4899612 Cover sleeve arrangement for a vehicle steering column Ulrich Bruhnke, Santiago Duenas, Ferdinand Greiner, Ingo Jobmann, Jurgen Korber +3 more 1990-02-13
4899577 Device for a hardness measuring instrument 1990-02-13
4896520 Lockable glove compartment cover arrangement for vehicles Ulrich Bruhnke, Matthias Schwarz, Erwin Uecker, Reinhard Wittwer 1990-01-30
4848509 Central locking system for door and lid fastenings of a motor vehicle Ulrich Bruhnke, Jurgen Korber, Ingo Jobmann, Dieter Feichtiger, Hans Deischl +3 more 1989-07-18
4848140 Guide device for a test body of a hardness measuring instrument 1989-07-18
4841764 Device for a hardness measuring instrument 1989-06-27
4840110 Device for storing and loading ammunition in a turret 1989-06-20
4829251 Electromagnetic probe for measuring the thickness of thin coatings on magnetic substrates 1989-05-09
4799246 Apparatus for measuring the thickness of thin layers 1989-01-17
4799024 Circuit arrangement to monitor the time spacing of signals 1989-01-17
4786098 Brake mechanism for the opening movement of lids and covers Ingo Jobmann, Ulrich Bruhnke, Santiago Duenas, Hans Trube 1988-11-22
4736118 Circuit arrangement to generate squarewave signals with constant duty cycle 1988-04-05
4707842 Apparatus and method for acquiring data and clock pulses from asynchronous data signals 1987-11-17
4691559 Device for measuring the properties of solid materials which can be derived from the behavior of a penetrating body 1987-09-08
4671104 Device for measuring the properties of solid materials which can be derived from the behaviour of a penetrating body 1987-06-09
4672635 Circuit arrangement for noise suppression in binary data signals in a digital transmission system 1987-06-09
4664183 Plate heat exchanger and pressing tool for the production thereof 1987-05-12
4660633 Plate heat exchanger 1987-04-28
4628225 Electrode for laser stimulation lamps Dieter Keim 1986-12-09
4618825 Electro-magnetic thickness measuring probe 1986-10-21
4597093 Apparatus for measuring the thickness of thin layers 1986-06-24
4562768 Alternative ammunition belt feeder for an automatic machine cannon Udo Weinfurth, Walter Sauerwald 1986-01-07
4475041 Aperture device for measuring thin films 1984-10-02
4433265 Cooled discharge lamp having a fluid cooled diaphragm structure Jürgen Schäfer, Gunter Thomas 1984-02-21
4406948 Device for measuring thin films by means of beta radiation Willi Steegmuller, Werner Volz 1983-09-27