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Jeffrey D. Bull
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Vancouver, CA
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Patents Grants
last 30 patents
Information
Patent Grant
Method and apparatus for enhancing the extinction ratio in mode con...
Patent number
7,330,611
Issue date
Feb 12, 2008
Versawave Technologies Inc.
Jeffrey D. Bull
G02 - OPTICS
Information
Patent Grant
Passive method and apparatus for inducing mode conversion
Patent number
7,289,688
Issue date
Oct 30, 2007
Versawave Technologies Inc.
Jeffrey D. Bull
G02 - OPTICS
Information
Patent Grant
Enhanced performance mode converter
Patent number
7,242,821
Issue date
Jul 10, 2007
Versawave Technologies Inc.
Jeffrey D. Bull
G02 - OPTICS
Information
Patent Grant
Method and apparatus for improving frequency response in mode conve...
Patent number
7,162,107
Issue date
Jan 9, 2007
Versawave Technologies Inc.
Jeffrey D. Bull
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
Passive method and apparatus for inducing mode conversion
Publication number
20060067603
Publication date
Mar 30, 2006
Jeffrey D. Bull
G02 - OPTICS
Information
Patent Application
Enhanced performance mode converter
Publication number
20060067634
Publication date
Mar 30, 2006
Jeffrey D. Bull
G02 - OPTICS
Information
Patent Application
Method and apparatus for improving frequency response in mode conve...
Publication number
20060067599
Publication date
Mar 30, 2006
Jeffrey D. Bull
G02 - OPTICS
Information
Patent Application
Method and apparatus for enhancing the extinction ratio in mode con...
Publication number
20060067604
Publication date
Mar 30, 2006
Jeffrey D. Bull
G02 - OPTICS