Theodore Richard Rohweder

Person

Toledo, OH, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing a fibrous board
- Patent number 5,041,178
- Issue date Aug 20, 1991
- Manville Corporation
- William H. Kielmeyer
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information Patent Grant
Method of making an insulated window
- Patent number 4,886,561
- Issue date Dec 12, 1989
- Manville Corporation
- Theodore R. Rohweder
- B32 - LAYERED PRODUCTS
Information Patent Grant
Fiber glass board and method of manufacture
- Patent number 4,835,045
- Issue date May 30, 1989
- Manville Corporation
- William H. Kielmeyer
- B32 - LAYERED PRODUCTS
Information Patent Grant
Reflective fibrous insulation
- Patent number 4,726,985
- Issue date Feb 23, 1988
- Manville Corporation
- Ralph M. Fay
- B32 - LAYERED PRODUCTS
Information Patent Grant
Fibrous mat especially suitable for roofing products and a method o...
- Patent number 4,129,674
- Issue date Dec 12, 1978
- Johns-Manville Corporation
- George J. Hannes
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Fibrous mat especially suitable for roofing products
- Patent number 4,112,174
- Issue date Sep 5, 1978
- Johns-Manville Corporation
- George John Hannes
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Thermally insulating duct liner
- Patent number 4,101,700
- Issue date Jul 18, 1978
- Johns-Manville Corporation
- Richard James Ray
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Theodore Richard Rohweder

Person

Patents Grantslast 30 patents

Method of manufacturing a fibrous board

Method of making an insulated window

Fiber glass board and method of manufacture

Reflective fibrous insulation

Fibrous mat especially suitable for roofing products and a method o...

Fibrous mat especially suitable for roofing products

Thermally insulating duct liner