Stanley E. Lehnert

Person

Addison, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Saturable reactor with toroidal shunt paths
- Patent number 4,654,564
- Issue date Mar 31, 1987
- Zenith Electronics Corporation
- Stanley E. Lehnert
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Pulse wave to parabola wave converter
- Patent number 4,539,488
- Issue date Sep 3, 1985
- Zenith Electronics Corporation
- Stanley E. Lehnert
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electronic television picture framing circuit
- Patent number 4,450,386
- Issue date May 22, 1984
- Zenith Radio Corporation
- Stanley E. Lehnert
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for optical alignment of a projection television system
- Patent number 4,432,011
- Issue date Feb 14, 1984
- Zenith Radio Corporation
- Stanley E. Lehnert
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Vertical image correction for projection TV
- Patent number 4,422,020
- Issue date Dec 20, 1983
- Zenith Radio Corporation
- Stanley E. Lehnert
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of manufacture for projection television system
- Patent number 4,415,348
- Issue date Nov 15, 1983
- Zenith Radio Corporation
- Stanley E. Lehnert
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Article of manufacture for projection television system
- Patent number 4,393,329
- Issue date Jul 12, 1983
- Zenith Radio Corporation
- Stanley E. Lehnert
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Network and method for correcting vertical non-linearity and mis-co...
- Patent number 4,375,046
- Issue date Feb 22, 1983
- Zenith Radio Corporation
- Stanley E. Lehnert
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Projection television system
- Patent number 4,274,110
- Issue date Jun 16, 1981
- Zenith Radio Corporation
- Stanley E. Lehnert
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Low level pincushion correction circuit
- Patent number 3,995,196
- Issue date Nov 30, 1976
- Zenith Radio Corporation
- Stanley E. Lehnert
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Low level pincushion correction system with a dual impedance yoke
- Patent number 3,983,450
- Issue date Sep 28, 1976
- Zenith Radio Corporation
- Stanley E. Lehnert
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Stanley E. Lehnert

Person

Patents Grantslast 30 patents

Saturable reactor with toroidal shunt paths

Pulse wave to parabola wave converter

Electronic television picture framing circuit

Method for optical alignment of a projection television system

Vertical image correction for projection TV

Method of manufacture for projection television system

Article of manufacture for projection television system

Network and method for correcting vertical non-linearity and mis-co...

Projection television system

Low level pincushion correction circuit

Low level pincushion correction system with a dual impedance yoke