Harold P. Ludwig

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Woburn, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Impact resistant clad composite armor and method for forming such a...
- Patent number 4,987,033
- Issue date Jan 22, 1991
- Dynamet Technology, Inc.
- Stanley Abkowitz
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Titanium diboride/titanium alloy metal matrix microcomposite materi...
- Patent number 4,968,348
- Issue date Nov 6, 1990
- Dynamet Technology, Inc.
- Stanley Abkowitz
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Titanium diboride/titanium alloy metal matrix microcomposite materi...
- Patent number 4,906,430
- Issue date Mar 6, 1990
- Dynamet Technology Inc.
- Stanley Abkowitz
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Titanium poppet valve
- Patent number 4,852,531
- Issue date Aug 1, 1989
- Dynamet Technology Inc.
- Stanley Abkowitz
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Titanium carbide/titanium alloy composite and process for powder me...
- Patent number 4,731,115
- Issue date Mar 15, 1988
- Dynamet Technology Inc.
- Stanley Abkowitz
- B22 - CASTING POWDER METALLURGY