John F. Maddux

Follow

Person

Heath, OH, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method of and apparatus for monitoring for electrode displacement i...
- Patent number 4,063,027
- Issue date Dec 13, 1977
- Owens-Corning Fiberglas Corporation
- Eugene C. Varrasso
- G01 - MEASURING TESTING
Information Patent Grant
Glass furnace having electrically heated submerged throat and metho...
- Patent number 3,997,710
- Issue date Dec 14, 1976
- Owens-Corning Fiberglas Corporation
- John F. Maddux
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Apparatus and method for increasing electric power over a range of...
- Patent number 3,985,944
- Issue date Oct 12, 1976
- Owens-Corning Fiberglas Corporation
- John F. Maddux
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Apparatus and method for increasing furnace life in an electric fur...
- Patent number 3,967,046
- Issue date Jun 29, 1976
- Owens-Corning Fiberglas Corporation
- Magnus L. Froberg
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Apparatus and method for increasing electric power in an electric g...
- Patent number 3,961,126
- Issue date Jun 1, 1976
- Owens-Corning Fiberglas Corporation
- John F. Maddux
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR