Mary V. Hoffman

Person

South Euclid, OH, US

People

Patents Grantslast 30 patents

Information Patent Grant
Low pressure mercury discharge fluorescent lamp utilizing multilaye...
- Patent number 4,847,533
- Issue date Jul 11, 1989
- General Electric Company
- Mary V. Hoffman
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Fluorescent lamp using multi-layer phosphor coating
- Patent number 4,806,824
- Issue date Feb 21, 1989
- General Electric Company
- John Paynter
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Fluorescent lamp using multi-layer phosphor coating
- Patent number 4,751,426
- Issue date Jun 14, 1988
- General Electric Company
- Mary V. Hoffman
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Skin tanning fluorescent lamp construction utilizing a phosphor com...
- Patent number 4,645,969
- Issue date Feb 24, 1987
- General Electric Company
- Mary V. Hoffman
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Fluorescent lamp using multi-layer phosphor coating
- Patent number 4,623,816
- Issue date Nov 18, 1986
- General Electric Company
- Mary V. Hoffman
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Mercury vapor lamp utilizing a combination of phosphor materials
- Patent number 4,034,257
- Issue date Jul 5, 1977
- General Electric Company
- Mary V. Hoffman
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Mary V. Hoffman

Person

Patents Grantslast 30 patents

Low pressure mercury discharge fluorescent lamp utilizing multilaye...

Fluorescent lamp using multi-layer phosphor coating

Fluorescent lamp using multi-layer phosphor coating

Skin tanning fluorescent lamp construction utilizing a phosphor com...

Fluorescent lamp using multi-layer phosphor coating

Mercury vapor lamp utilizing a combination of phosphor materials