Ward D. Halverson

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Cambridge, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Catheter tip x-ray source
- Patent number 6,661,875
- Issue date Dec 9, 2003
- Spire Corporation
- Anton C. Greenwald
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Microwave/far infrared cavities and waveguides using high temperatu...
- Patent number 5,231,073
- Issue date Jul 27, 1993
- Massachusetts Institute of Technology
- Daniel R. Cohn
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Radio frequency plasma enhanced chemical vapor deposition process a...
- Patent number 5,052,339
- Issue date Oct 1, 1991
- Air Products and Chemicals, Inc.
- George Vakerlis
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Microwave/far infrared cavities and waveguides using high temperatu...
- Patent number 4,918,049
- Issue date Apr 17, 1990
- Massachusetts Institute of Technology
- Daniel R. Cohn
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Corrosion inhibition of metal alloys
- Patent number 4,743,308
- Issue date May 10, 1988
- Spire Corporation
- Piran Sioshansi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
X-ray mask blank process
- Patent number 4,604,292
- Issue date Aug 5, 1986
- Spire Corporation
- Robert D. Evans
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

Information Patent Application
System for pretreating the lumen of a catheter
- Publication number 20100174245
- Publication date Jul 8, 2010
- Ward Dean Halverson
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
CATHETER TIP X-RAY SOURCE
- Publication number 20030210765
- Publication date Nov 13, 2003
- Spire Corporation
- Anton C. Greenwald
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Method and apparatus for treating surfaces with a plasma generated...
- Publication number 20020172780
- Publication date Nov 21, 2002
- Ward Dean Halverson
- H01 - BASIC ELECTRIC ELEMENTS