Heron A. Rodrigues

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Charlotte, NC, US

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Patents Grantslast 30 patents

Information Patent Grant
High temperature corrosion and oxidation resistant valve guide for...
- Patent number 7,235,116
- Issue date Jun 26, 2007
- Eaton Corporation
- Heron A. Rodrigues
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Powder metal valve seat insert
- Patent number 6,676,724
- Issue date Jan 13, 2004
- Eaton Corporation
- Sundaram L. Narasimhan
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Powder metal valve guide
- Patent number 6,599,345
- Issue date Jul 29, 2003
- Eaton Corporation
- Yushu Wang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Powdered metal valve seat insert
- Patent number 6,214,080
- Issue date Apr 10, 2001
- Eaton Corporation
- Sundaram L. Narasimhan
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Powdered metal valve seat insert
- Patent number 6,139,598
- Issue date Oct 31, 2000
- Eaton Corporation
- Sundaram L. Narasimhan
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
High temperature corrosion and oxidation resistant valve guide for...
- Publication number 20040237715
- Publication date Dec 2, 2004
- Heron A. Rodrigues
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
POWDER METAL VALVE SEAT INSERT
- Publication number 20040000283
- Publication date Jan 1, 2004
- EATON CORPORATION
- Sundaram L. Narasimhan
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
POWDER METAL VALVE GUIDE
- Publication number 20030061905
- Publication date Apr 3, 2003
- EATON CORPORATION
- Yushu Wang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...