Helmut List — 27 Patents at Unknown

Helmut List has been granted 27 US patents while listed as an inventor at Unknown. The first was granted in 1980 and the most recent in March 2020. Helmut List ranks #142,059 of 4,157,543 US inventors in our database (top 3.4%). Patent records list Helmut List in Graz, AT.

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #	Title	Co-Inventors	Date
10583792	System for evaluating and/or optimizing the operating behavior of a vehicle	Peter Schoeggl, Guenter Karl Fraidl, Thomas Trebitsch, Erik Bogner	2020-03-10
10035515	System and method for analyzing the energy efficiency of a motor vehicle, in particular of an apparatus of the motor vehicle	Peter Schoeggl, Guenter Karl Fraidl, Erik Bogner, Mario Oswald, Paul Kapus	2018-07-31
6598467	Method for analyzing the driving behavior of motor vehicles	Peter Schoggl	2003-07-29
6405872	Method and device of improving the shelflife of tonometered fluids	Horst Ruther	2002-06-18
6317666	Method for analyzing the driveability of motor vehicles	Peter Schoggl	2001-11-13
6099510	Device for withdrawing a liquid from a sealed glass ampoule	Horst Ruther, Gerald Kirchmayer	2000-08-08
6079258	Method for analyzing the driving behavior of motor vehicles	Peter Schoggl	2000-06-27
5407829	Method for quality control of packaged organic substances and packaging material for use with this method	Otto S. Wolfbeis	1995-04-18
5325867	Device for withdrawing body fluids	Falko Skrabal, Erich Kleinhappl	1994-07-05
5193545	Device for determining at least one medical variable	Hermann Marsoner, Falko Skrabal	1993-03-16
5157262	Sensor element for determination of concentration of substances	Hermann Marsoner, Herbert Kroneis, Hellfried Karpf, Otto S. Wolfbeis, Alfred Leitner	1992-10-20
5130009	Sensor device	Hermann Marsoner, Heinz Kontschieder, Falko Skrabal	1992-07-14
5080865	One-way measuring element	Marco Jean-Pierre Leiner, Karl Harnoncourt, Gerald Kirchmayer, Erich Kleinhappl, Hermann Marsoner +2 more	1992-01-14
5074157	Analyzing apparatus	Hermann Marsoner	1991-12-24
5039490	Sensor element for determination of concentration of substances	Hermann Marsoner, Herbert Kroneis, Hellfried Karpf, Otto S. Wolfbeis, Alfred Leitner	1991-08-13
4902926	Piezoelectric measuring element	Günter Engel, Peter W. Krempl	1990-02-20
4881003	Method and device for reducing the water content in piezoelectric GAPO.sub. 4	Günter Engel, Peter W. Krempl, Uwe Posch, Alfred Nitsch	1989-11-14
4737676	Transducer with a flexible piezoelectric layer as a sensor element	Günter Engel, Peter W. Krempl, Klaus-Christoph Harms	1988-04-12
4704893	Device for equilibrating a liquid reagent	Hermann Marsoner, Gerald Kirchmayer	1987-11-10
4501296	Device for charging an electrochemical measuring apparatus	Hermann Marsoner, Karl Harnoncourt	1985-02-26
4457180	Pressure measuring device	Peter Claassen, Rudolf Zeiringer	1984-07-03
4413202	Transducer with a flexible sensor element for measurement of mechanical values	Peter W. Krempl, Peter Claassen	1983-11-01
4399706	Pressure indicator for measurement of hot pressure mediums	Peter Claassen, Rudolf Zeiringer	1983-08-23
4351798	Analyzing apparatus for liquid samples	Hermann Marsoner, Erich Kleinhappl	1982-09-28
4296635	Transducer device for measuring the internal pressure in pipes	Peter Claassen, Rudolf Zeiringer	1981-10-27

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Helmut List — 27 Patents

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