David H. Cushing

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Greely, CA

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Patents Grantslast 30 patents

Information Patent Grant
Multilayer thin film dielectric bandpass filter
- Patent number 5,926,317
- Issue date Jul 20, 1999
- JDS Fitel Inc.
- David Henry Cushing
- G02 - OPTICS
Information Patent Grant
Multilayer thin film bandpass filter
- Patent number 5,719,989
- Issue date Feb 17, 1998
- JDS Fitel Inc.
- David Henry Cushing
- G02 - OPTICS
Information Patent Grant
Bandpass optical filter
- Patent number 5,615,289
- Issue date Mar 25, 1997
- JDS Fitel Inc.
- Gary S. Duck
- G02 - OPTICS