Elmer G. Fridrich

Person

Chardon, OH, US

People

Patents Grantslast 30 patents

Information Patent Grant
Higher efficiency incandescent lighting units
- Patent number 4,547,704
- Issue date Oct 15, 1985
- General Electric Company
- Walter K. Brinn
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing a lamp
- Patent number 4,389,201
- Issue date Jun 21, 1983
- General Electric Company
- Richard L. Hansler
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Electrode with overwind for miniature metal vapor lamp
- Patent number 4,275,329
- Issue date Jun 23, 1981
- General Electric Company
- Elmer G. Fridrich
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method and apparatus for dispensing salt powder as pellets in lamp...
- Patent number 4,248,584
- Issue date Feb 3, 1981
- General Electric Company
- Elmer G. Fridrich
- B30 - PRESSES
Information Patent Grant
Cooling jacket for laser flash lamps
- Patent number 4,207,541
- Issue date Jun 10, 1980
- General Electric Company
- Arieh M. Karger
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method and apparatus for dispensing salt powder as pellets in lamp...
- Patent number 4,170,619
- Issue date Oct 9, 1979
- General Electric Company
- Elmer G. Fridrich
- B30 - PRESSES
Information Patent Grant
Lamp unit
- Patent number D248501
- Issue date Jul 11, 1978
- General Electric Company
- Elmer G. Fridrich
- D48 -
Information Patent Grant
Short-arc discharge lamp with starting device
- Patent number 4,053,809
- Issue date Oct 11, 1977
- General Electric Company
- Elmer G. Fridrich
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Fluorescent lamp unit having ballast resistor
- Patent number 3,996,493
- Issue date Dec 7, 1976
- General Electric Company
- John M. Davenport
- F21 - LIGHTING
Information Patent Grant
Fluorescent lamp unit with ballast resistor and cooling means therefor
- Patent number 3,974,418
- Issue date Aug 10, 1976
- General Electric Company
- Elmer G. Fridrich
- F21 - LIGHTING

Patents Applicationslast 30 patents

Information Patent Application
Manufacture of elongated fused quartz member
- Publication number 20030233847
- Publication date Dec 25, 2003
- Elmer G. Fridrich
- C03 - GLASS MINERAL OR SLAG WOOL

Elmer G. Fridrich

Person

Patents Grantslast 30 patents

Higher efficiency incandescent lighting units

Method of manufacturing a lamp

Electrode with overwind for miniature metal vapor lamp

Method and apparatus for dispensing salt powder as pellets in lamp...

Cooling jacket for laser flash lamps

Method and apparatus for dispensing salt powder as pellets in lamp...

Lamp unit

Short-arc discharge lamp with starting device

Fluorescent lamp unit having ballast resistor

Fluorescent lamp unit with ballast resistor and cooling means therefor

Patents Applicationslast 30 patents

Manufacture of elongated fused quartz member