John Stewart Preston

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Toronto, CA

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Patents Grantslast 30 patents

Information Patent Grant
Method of forming a superconductor
- Patent number 6,287,969
- Issue date Sep 11, 2001
- McMaster University
- Robert A. Hughes
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Composite high Tc superconductor film
- Patent number 5,994,276
- Issue date Nov 30, 1999
- McMaster University
- Robert A. Hughes
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Voltage controlled superconducting microwave switch and method of o...
- Patent number 5,841,342
- Issue date Nov 24, 1998
- Com Dev Ltd.
- Frank A. Hegmann
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
HIGH EFFICIENCY SILICON-BASED SOLAR CELLS
- Publication number 20110023949
- Publication date Feb 3, 2011
- Rafael Nathan Kleiman
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
BASE STRUCTURE FOR III-V SEMICONDUCTOR DEVICES ON GROUP IV SUBSTRAT...
- Publication number 20100263707
- Publication date Oct 21, 2010
- Dan Daeweon Cheong
- C30 - CRYSTAL GROWTH
Information Patent Application
Method of forming a superconductor
- Publication number 20020119893
- Publication date Aug 29, 2002
- Robert A. Hughes
- C30 - CRYSTAL GROWTH