1
Rainer Hintsche, Manfred Paeschke, Uwe Schnakenberg, Ulla Wollenberger: Electrochemical sensor. Fraunhofer Gesellschaft zur angewandten Forschung e V, Karl Hormann, September 23, 1997: US05670031 (320 worldwide citation)

The invention relates to an electrochemical sensor with interdigital micro-electrodes (1) with structure widths in the sub-.mu.m range. With a twin or multi-pair array of the interdigital micro-electrodes on a substrate (8), the electrochemical detection of molecules with high sensitivity is made po ...


2
Peter Ramm, Reinhold Buchner: Method of making a three-dimensional integrated circuit. Fraunhofer Gesellschaft zur F orderung der angewandten Forschung e V, Karl Hormann, October 8, 1996: US05563084 (250 worldwide citation)

A method of making a three dimensionally integrated circuit by connecting first and second substrates (1;7) provided with devices in at least one layer in at least one surface in each of said substrates. An auxiliary substrate is connected to the one surface of one of said substrates which is then r ...


3
Thomas Lisec, Hans Joachim Quenzer, Bernd Wagner: Microvalve. Fraunhofer Gesellschaft zur Forderung der angerwanden Forschung e V, Karl Hormann, October 28, 1997: US05681024 (135 worldwide citation)

The present invention relates to a microvalve usable primarily as a pilot lve in pneumatic controls. The prior art solenoid valves used in this field can be miniaturized only at considerably high cost. The microvalve of the invention consists of a first part (1), on the pressure side, with a diaphra ...


4
Josef Buchl: Method of operating an electromagnetically actuated fuel intake or exhaust valve of an internal combustion engine. Karl Hormann, April 25, 1989: US04823825 (99 worldwide citation)

A method of detecting movement of an electromagnetically actuated valve of the kind useful in internal combustion engines for controlling fuel intake or exhaust emission, by monitoring the increase in energizing current for detecting a brief drop in the rising current characteristic of the armature ...


5
Franz Hasler, Ernst Monch, Karl Reiter, Heinrich Timm: Automotive chassis. Karl Hormann, October 21, 1986: US04618163 (57 worldwide citation)

An automotive chassis made from extruded light metal rods held together by connecting members also made from light metal. In a preferred embodiment the rods are tubular. Rods and connecting members are provided with complementary recesses or protrusions which permit their fitting together by axial o ...


6
Harald Koneczny, Peter Zindl: Self-inking stamp. Trodat, Karl Hormann, July 13, 2004: US06761114 (53 worldwide citation)

A self-inking stamp with overhead inking, with a lower component for placement on the surface to be stamped, with a swivel mechanism for a print platen support arranged in the lower component for swiveling reciprocal movement of a print platen support between a stamp pad and a support frame, and wit ...


7
Hans Gerd Backhaus: Inflatable protective cushion. Audi, Karl Hormann, July 31, 1990: US04944529 (52 worldwide citation)

An inflatable protective cushion (air bag) for use in an automotive vehicle. The cushion in its folded condition is of substantially quadrilateral configuration and includes superposed congruent impact surfaces joined to each other along their longitudinal margins and, along their lateral margins, b ...


8
Bodo Klingenberger: Computer controlled method of operating a swimming pool filtration system. Karl Hormann, September 8, 1998: US05804080 (48 worldwide citation)

A method of operating a filter system of a swimming pool in proportion to the degree of contamination of the water in said pool by processing a signal representative of the number of persons within the pool and other values characteristic of the pool and the filter system to derive a signal for cont ...


9
Bodo Klingenberger: Apparatus for operating a filter arrangement. Klingenberger, Karl Hormann, May 13, 1997: US05628896 (47 worldwide citation)

A method and apparatus for operating a filter system of a swimming pool in proportion to the degree of contamination of the water in said pool by processing a signal representative of the number of persons within the pool and other values characteristic of the pool and the filter system to derive a ...


10
Andreas Perger: Combined telescope and telemeter device. Karl Hormann, June 24, 2003: US06583862 (46 worldwide citation)

The invention relates to a combined telescope and telemeter device comprising a telescopic sight (



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