Richard L. Dudman

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Euclid, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for decreasing the thickness of flexible expanded graphite s...
- Patent number 6,886,233
- Issue date May 3, 2005
- EGC Enterprises, Inc.
- Robert B. Rutherford
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Ultra-thin flexible expanded graphite heating element
- Patent number 6,667,100
- Issue date Dec 23, 2003
- EGC Enterprises, Inc.
- Robert B. Rutherford
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Aircraft de-icing system
- Patent number 6,330,986
- Issue date Dec 18, 2001
- Northcoast Technologies
- Robert B. Rutherford
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Aircraft de-icing system
- Patent number 6,279,856
- Issue date Aug 28, 2001
- Northcoast Technologies
- Robert B. Rutherford
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Zoned aircraft de-icing system and method
- Patent number 6,237,874
- Issue date May 29, 2001
- Northcoast Technologies
- Robert B. Rutherford
- B64 - AIRCRAFT AVIATION COSMONAUTICS

Patents Applicationslast 30 patents

Information Patent Application
HEATED DOME FOR FOOD SERVICE
- Publication number 20210289986
- Publication date Sep 23, 2021
- EGC ENTERPRISES, INC.
- BRIAN CHRISTOPHER BILLER
- B32 - LAYERED PRODUCTS
Information Patent Application
SHAPE STABILIZED PHASE-CHANGE MATERIAL FOR HEAT RETENTIVE APPLICATIONS
- Publication number 20180215981
- Publication date Aug 2, 2018
- EGC ENTERPRISES, INC.
- BRIAN BILLER
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
MANWAY COVER FASTENER
- Publication number 20130049381
- Publication date Feb 28, 2013
- David C. Hageman
- B60 - VEHICLES IN GENERAL
Information Patent Application
Ultra-thin flexible expanded graphite resistance heater
- Publication number 20040086449
- Publication date May 6, 2004
- Robert B. Rutherford
- B32 - LAYERED PRODUCTS
Information Patent Application
ULTRA-THIN FLEXIBLE EXPANDED GRAPHITE HEATING ELEMENT
- Publication number 20030211314
- Publication date Nov 13, 2003
- Robert B. Rutherford
- B32 - LAYERED PRODUCTS
Information Patent Application
Method for decreasing the thickness of flexible expanded graphite s...
- Publication number 20030208894
- Publication date Nov 13, 2003
- Robert B. Rutherford
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES