William Hopkins

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Leeds, GB

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Patents Grantslast 30 patents

Information Patent Grant
Corrosion inhibitors
- Patent number 6,555,506
- Issue date Apr 29, 2003
- Illinois Tool Works Inc.
- William Hopkins
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Corrosion inhibitors
- Patent number 6,467,492
- Issue date Oct 22, 2002
- Illinois Tool Works, Inc.
- William Hopkins
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Corrosion inhibiting rinsing agent
- Publication number 20040029979
- Publication date Feb 12, 2004
- William Hopkins
- E21 - EARTH DRILLING MINING
Information Patent Application
Corrosion inhibitors
- Publication number 20020060313
- Publication date May 23, 2002
- Illinois Tool Works Inc.
- William Hopkins
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
Corrosion inhibitors
- Publication number 20010045546
- Publication date Nov 29, 2001
- William Hopkins
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC