Alvin R. Wirthlin

Person

Murphy, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Archery arrow rest assembly and slider therefor
- Patent number 9,970,729
- Issue date May 15, 2018
- TruGlo, Inc.
- Damon Coalson
- F42 - AMMUNITION BLASTING
Information Patent Grant
System and method for repeatable fluid measurements
- Patent number 9,869,227
- Issue date Jan 16, 2018
- Intellectual Reserves, LLC
- Leon Brown
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Articulated support stick for weapons and other devices
- Patent number 9,568,266
- Issue date Feb 14, 2017
- TruGlo, Inc.
- Paul LoRocco
- F41 - WEAPONS
Information Patent Grant
System and method for electronically determining fluid parameters
- Patent number 9,465,000
- Issue date Oct 11, 2016
- Intellectual Reserves, LLC
- Leon Brown
- G01 - MEASURING TESTING
Information Patent Grant
System and method for gauging safe towing parameters
- Patent number 9,464,953
- Issue date Oct 11, 2016
- Alvin R. Wirthlin
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Archery bowsight with hybrid support bracket
- Patent number 9,464,869
- Issue date Oct 11, 2016
- TruGlo, Inc.
- Paul LoRocco
- F41 - WEAPONS
Information Patent Grant
Optical liquid level transducer
- Patent number 9,068,875
- Issue date Jun 30, 2015
- Alvin R. Wirthlin
- G01 - MEASURING TESTING
Information Patent Grant
System and method for determining fluid parameters
- Patent number 8,934,102
- Issue date Jan 13, 2015
- Intellectual Reserves, LLC
- Alvin R Wirthlin
- G01 - MEASURING TESTING
Information Patent Grant
Optical transducer
- Patent number 6,872,933
- Issue date Mar 29, 2005
- Alvin R. Wirthlin
- G01 - MEASURING TESTING
Information Patent Grant
Optical viewing system and clamping device therefor
- Patent number 6,449,419
- Issue date Sep 10, 2002
- Richard Brough
- F41 - WEAPONS
Information Patent Grant
Optical gauge for determining the level of a medium in a container
- Patent number 6,333,512
- Issue date Dec 25, 2001
- Alvin R. Wirthlin
- G01 - MEASURING TESTING
Information Patent Grant
Optical transducer
- Patent number 6,246,049
- Issue date Jun 12, 2001
- Alvin R. Wirthlin
- G01 - MEASURING TESTING
Information Patent Grant
Variable resistance device using electroactive fluid
- Patent number 6,029,783
- Issue date Feb 29, 2000
- Alvin R. Wirthlin
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Optical translucency indicator for measurement of air filter dirtin...
- Patent number 5,796,472
- Issue date Aug 18, 1998
- Alvin R. Wirthlin
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
System and Method for Repeatable Fluid Measurements
- Publication number 20160349157
- Publication date Dec 1, 2016
- Intellectual Reserves, LLC
- Leon Brown
- G01 - MEASURING TESTING
Information Patent Application
System and Method for Determining Fluid Parameters
- Publication number 20140368823
- Publication date Dec 18, 2014
- Alvin R. Wirthlin
- G01 - MEASURING TESTING
Information Patent Application
Educational Game for Math
- Publication number 20140342319
- Publication date Nov 20, 2014
- Alvin R. Wirthlin
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
System and Method for Gauging Safe Towing Parameters
- Publication number 20130253814
- Publication date Sep 26, 2013
- Alvin R. Wirthlin
- B60 - VEHICLES IN GENERAL
Information Patent Application
SYSTEM AND METHOD FOR GAUGING SAFE TOWING PARAMETERS
- Publication number 20130080078
- Publication date Mar 28, 2013
- Alvin R. Wirthlin
- B60 - VEHICLES IN GENERAL
Information Patent Application
Optical transducer for continuously determining liquid level
- Publication number 20060006353
- Publication date Jan 12, 2006
- Alvin R. Wirthlin
- G01 - MEASURING TESTING
Information Patent Application
Optical transducer for detecting liquid level
- Publication number 20050236591
- Publication date Oct 27, 2005
- Alvin R. Wirthlin
- G01 - MEASURING TESTING
Information Patent Application
Optical transducer for detecting liquid level and electrical circui...
- Publication number 20050236592
- Publication date Oct 27, 2005
- Alvin R. Wirthlin
- G01 - MEASURING TESTING
Information Patent Application
Optical Transducer
- Publication number 20010022342
- Publication date Sep 20, 2001
- Alvin R. Wirthlin
- G01 - MEASURING TESTING

Alvin R. Wirthlin

Person

Patents Grantslast 30 patents

Archery arrow rest assembly and slider therefor

System and method for repeatable fluid measurements

Articulated support stick for weapons and other devices

System and method for electronically determining fluid parameters

System and method for gauging safe towing parameters

Archery bowsight with hybrid support bracket

Optical liquid level transducer

System and method for determining fluid parameters

Optical transducer

Optical viewing system and clamping device therefor

Optical gauge for determining the level of a medium in a container

Optical transducer

Variable resistance device using electroactive fluid

Optical translucency indicator for measurement of air filter dirtin...

Patents Applicationslast 30 patents

System and Method for Repeatable Fluid Measurements

System and Method for Determining Fluid Parameters

Educational Game for Math

System and Method for Gauging Safe Towing Parameters

SYSTEM AND METHOD FOR GAUGING SAFE TOWING PARAMETERS

Optical transducer for continuously determining liquid level

Optical transducer for detecting liquid level

Optical transducer for detecting liquid level and electrical circui...

Optical Transducer