Theodore W. Hilgeman

Person

Deer Park, NY, US

People

Patents Grantslast 30 patents

Information Patent Grant
System and method for locating a source of a signal
- Patent number 6,828,937
- Issue date Dec 7, 2004
- Northrop Grumman Corporation
- Theodore William Hilgeman
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for production of spin-polarized medical-grade...
- Patent number 5,934,103
- Issue date Aug 10, 1999
- Northrop Grumman Corporation
- Robert E. Ryan
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Interferometer comprising translation assemblies for moving a first...
- Patent number 5,825,490
- Issue date Oct 20, 1998
- Northrop Grumman Corporation
- Edwin G. Haas
- G01 - MEASURING TESTING
Information Patent Grant
Short path scanning interferometer
- Patent number 5,781,292
- Issue date Jul 14, 1998
- Northrop Grumman Corporation
- Edwin G. Haas
- G01 - MEASURING TESTING
Information Patent Grant
Variable spectral resolution agile filter
- Patent number 5,452,121
- Issue date Sep 19, 1995
- Northrop Grumman Corporation
- Theodore W. Hilgeman
- G02 - OPTICS
Information Patent Grant
Variable spatial resolution focal plane
- Patent number 5,235,656
- Issue date Aug 10, 1993
- Grumman Aerospace Corporation
- Theodore W. Hilgeman
- G02 - OPTICS
Information Patent Grant
Infrared camouflage system
- Patent number 4,609,034
- Issue date Sep 2, 1986
- Grumman Aerospace Corporation
- Robert Kosson
- F41 - WEAPONS
Information Patent Grant
Retroreflectance measuring apparatus
- Patent number 4,097,751
- Issue date Jun 27, 1978
- Grumman Aerospace Corporation
- Walter G. Egan
- G01 - MEASURING TESTING

Theodore W. Hilgeman

Person

Patents Grantslast 30 patents

System and method for locating a source of a signal

Method and apparatus for production of spin-polarized medical-grade...

Interferometer comprising translation assemblies for moving a first...

Short path scanning interferometer

Variable spectral resolution agile filter

Variable spatial resolution focal plane

Infrared camouflage system

Retroreflectance measuring apparatus