Robert B. Heithoff

Person

LaVale, MD, US

People

Patents Grantslast 30 patents

Information Patent Grant
Low solar absorbing blue glass, solar reflecting coated blue glass,...
- Patent number 8,455,066
- Issue date Jun 4, 2013
- PPG Industries Ohio, Inc.
- Robert B. Heithoff
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Low solar absorbing blue glass, solar reflecting coated blue glass,...
- Patent number 8,268,741
- Issue date Sep 18, 2012
- PPG Industries Ohio, Inc.
- Robert B. Heithoff
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
High performance blue glass
- Patent number 7,691,763
- Issue date Apr 6, 2010
- PPG Industries Ohio, Inc.
- Mehran Arbab
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Transparent glass having blue edge color
- Patent number 6,962,887
- Issue date Nov 8, 2005
- PPG Industries Ohio, Inc.
- Robert B. Heithoff
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Green privacy glass
- Patent number 6,413,893
- Issue date Jul 2, 2002
- PPG Industries Ohio, Inc.
- Larry J. Shelestak
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Composite transparency
- Patent number 5,792,559
- Issue date Aug 11, 1998
- PPG Industries, Inc.
- Robert B. Heithoff
- B32 - LAYERED PRODUCTS
Information Patent Grant
Dark gray, infrared absorbing glass composition and coated glass fo...
- Patent number 5,393,593
- Issue date Feb 28, 1995
- PPG Industries, Inc.
- Joseph A. Gulotta
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Lightly tinted glass compatible with wood tones
- Patent number 5,030,593
- Issue date Jul 9, 1991
- PPG Industries, Inc.
- Robert B. Heithoff
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Highly transparent, edge colored glass
- Patent number 5,030,594
- Issue date Jul 9, 1991
- PPG Industries, Inc.
- Robert B. Heithoff
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Neutral gray, low transmittance, nickel-free glass
- Patent number 5,023,210
- Issue date Jun 11, 1991
- PPG Industries, Inc.
- John F. Krumwiede
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method of vacuum refining of glassy materials with selenium foaming...
- Patent number 4,886,539
- Issue date Dec 12, 1989
- PPG Industries, Inc.
- Richard L. Gerutti
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Air cooled rotary kiln collar
- Patent number 4,836,775
- Issue date Jun 6, 1989
- PPG Industries, Inc.
- Robert B. Heithoff
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Method of preheating pulverulent batch material
- Patent number 4,707,175
- Issue date Nov 17, 1987
- PPG Industries, Inc.
- Robert B. Heithoff
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Method of glass batch preheating and liquefying with recycling of p...
- Patent number 4,696,691
- Issue date Sep 29, 1987
- PPG Industries, Inc.
- Robert A. Lawhon
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method and apparatus for controlling an ablation liquefaction process
- Patent number 4,521,238
- Issue date Jun 4, 1985
- PPG Industries, Inc.
- Robert B. Heithoff
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method and apparatus for controlling wall layer thickness in a liqu...
- Patent number 4,521,235
- Issue date Jun 4, 1985
- PPG Industries, Inc.
- Robert B. Heithoff
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Transition between batch preheating and liquefying stages apparatus
- Patent number 4,496,387
- Issue date Jan 29, 1985
- PPG Industries, Inc.
- Robert B. Heithoff
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Apparatus for the manufacture of flat glass having a glass refracto...
- Patent number 4,055,407
- Issue date Oct 25, 1977
- PPG Industries, Inc.
- Robert B. Heithoff
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Water cooled glass stirrer
- Patent number 4,047,918
- Issue date Sep 13, 1977
- PPG Industries, Inc.
- Robert B. Heithoff
- C03 - GLASS MINERAL OR SLAG WOOL

Patents Applicationslast 30 patents

Information Patent Application
LOW SOLAR ABSORBING BLUE GLASS, SOLAR REFLECTING COATED BLUE GLASS,...
- Publication number 20120315410
- Publication date Dec 13, 2012
- PPG INDUSTRIES OHIO, INC.
- Robert B. Heithoff
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
LOW SOLAR ABSORBING BLUE GLASS, SOLAR REFLECTING COATED BLUE GLASS,...
- Publication number 20070243993
- Publication date Oct 18, 2007
- PPG INDUSTRIES OHIO, INC.
- Robert B. Heithoff
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Application
High performance blue glass
- Publication number 20070214833
- Publication date Sep 20, 2007
- Mehran Arbab
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
High performance blue glass
- Publication number 20050170944
- Publication date Aug 4, 2005
- Mehran Arbab
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Transparent glass having blue edge color
- Publication number 20040229744
- Publication date Nov 18, 2004
- Robert B. Heithoff
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Robert B. Heithoff

Person

Patents Grantslast 30 patents

Low solar absorbing blue glass, solar reflecting coated blue glass,...

Low solar absorbing blue glass, solar reflecting coated blue glass,...

High performance blue glass

Transparent glass having blue edge color

Green privacy glass

Composite transparency

Dark gray, infrared absorbing glass composition and coated glass fo...

Lightly tinted glass compatible with wood tones

Highly transparent, edge colored glass

Neutral gray, low transmittance, nickel-free glass

Method of vacuum refining of glassy materials with selenium foaming...

Air cooled rotary kiln collar

Method of preheating pulverulent batch material

Method of glass batch preheating and liquefying with recycling of p...

Method and apparatus for controlling an ablation liquefaction process

Method and apparatus for controlling wall layer thickness in a liqu...

Transition between batch preheating and liquefying stages apparatus

Apparatus for the manufacture of flat glass having a glass refracto...

Water cooled glass stirrer

Patents Applicationslast 30 patents

LOW SOLAR ABSORBING BLUE GLASS, SOLAR REFLECTING COATED BLUE GLASS,...

LOW SOLAR ABSORBING BLUE GLASS, SOLAR REFLECTING COATED BLUE GLASS,...

High performance blue glass

High performance blue glass

Transparent glass having blue edge color