Joseph J. Ratto

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Thousand Oaks, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
High temperature superconductor magnetic-switch
- Patent number 5,379,018
- Issue date Jan 3, 1995
- Rockwell International Corporation
- Roger E. De Wames
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Partially stabilized ZrO.sub.2 -based laminar ceramic composites
- Patent number 5,284,698
- Issue date Feb 8, 1994
- Rockwell Int'l Corp.
- David B. Marshall
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Superconductors with switchable magnetic domains
- Patent number 5,113,164
- Issue date May 12, 1992
- Rockwell International Corporation
- Roger E. De Wames
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic suspension and magnetic field concentration using supercon...
- Patent number 4,879,537
- Issue date Nov 7, 1989
- Rockwell International Corporation
- David B. Marshall
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...