Robert R. Roelofs

Person

Allen Park, MI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Acid zinc sulfate metal pretreatment
- Patent number 12,188,130
- Issue date Jan 7, 2025
- FREIBORNE INDUSTRIES, INC.
- Robert R. Roelofs
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Lubricant for metal cold forming processes and methods of use of th...
- Patent number 10,479,957
- Issue date Nov 19, 2019
- FREIBORNE INDUSTRIES, INC.
- Robert Ross Roelofs
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Bimetal laminate structure and method of making the same
- Patent number 8,821,679
- Issue date Sep 2, 2014
- Material Sciences Corporation
- Robert Roelofs
- B32 - LAYERED PRODUCTS
Information Patent Grant
Method of powder coating weldable substrates
- Patent number 7,618,677
- Issue date Nov 17, 2009
- PPG Industries Ohio, Inc.
- Robert R. Roelofs
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method and device for evaluating and/or adjusting the cleaning perf...
- Patent number 7,249,492
- Issue date Jul 31, 2007
- PPG Industries Ohio, Inc.
- Robert R. Roelofs
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method and device for evaluating and/or adjusting the cleaning perf...
- Patent number 6,694,804
- Issue date Feb 24, 2004
- PPG Industries Ohio, Inc.
- Robert R. Roelofs
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method, composition, and kit for abrasive cleaning of fluid deliver...
- Patent number 5,993,562
- Issue date Nov 30, 1999
- PPG Industries Ohio, Inc.
- Robert R. Roelofs
- B08 - CLEANING

Patents Applicationslast 30 patents

Information Patent Application
ACID ZINC SULFATE METAL PRETREATMENT
- Publication number 20200024743
- Publication date Jan 23, 2020
- Freiborne Industries, Inc.
- Robert R. Roelofs
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
LUBRICANT FOR METAL COLD FORMING PROCESSES AND METHODS OF USE OF TH...
- Publication number 20170044458
- Publication date Feb 16, 2017
- Freiborne Industries, Inc.
- Robert Ross Roelofs
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Bimetal Laminate Structure And Method Of Making The Same
- Publication number 20090269562
- Publication date Oct 29, 2009
- MATERIAL SCIENCES CORPORATION
- Robert Roelofs
- B32 - LAYERED PRODUCTS
Information Patent Application
Method of powder coating weldable substrates
- Publication number 20050003082
- Publication date Jan 6, 2005
- Robert R. Roelofs
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Method and device for evaluating and/or adjusting the cleaning perf...
- Publication number 20040055366
- Publication date Mar 25, 2004
- Robert R. Roelofs
- B08 - CLEANING

Robert R. Roelofs

Person

Patents Grantslast 30 patents

Acid zinc sulfate metal pretreatment

Lubricant for metal cold forming processes and methods of use of th...

Bimetal laminate structure and method of making the same

Method of powder coating weldable substrates

Method and device for evaluating and/or adjusting the cleaning perf...

Method and device for evaluating and/or adjusting the cleaning perf...

Method, composition, and kit for abrasive cleaning of fluid deliver...

Patents Applicationslast 30 patents

ACID ZINC SULFATE METAL PRETREATMENT

LUBRICANT FOR METAL COLD FORMING PROCESSES AND METHODS OF USE OF TH...

Bimetal Laminate Structure And Method Of Making The Same

Method of powder coating weldable substrates

Method and device for evaluating and/or adjusting the cleaning perf...