William J. Sinclair

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Kanata, Ontario, CA

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Patents Grantslast 30 patents

Information Patent Grant
Reciprocating variable optical attenuator filter
- Patent number 4,702,549
- Issue date Oct 27, 1987
- Gary S. Duck
- G02 - OPTICS
Information Patent Grant
Hermetic optical attenuator
- Patent number 4,695,125
- Issue date Sep 22, 1987
- Northern Telecom Limited
- William J. Sinclair
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Optical switch
- Patent number 4,378,144
- Issue date Mar 29, 1983
- Northern Telecom Limited
- Gary S. Duck
- G02 - OPTICS
Information Patent Grant
Variable attenuation electro-optic device
- Patent number 4,364,639
- Issue date Dec 21, 1982
- Northern Telecom Limited
- William J. Sinclair
- G02 - OPTICS
Information Patent Grant
Electro-optic devices
- Patent number 4,284,884
- Issue date Aug 18, 1981
- Northern Telecom Limited
- John C. Dyment
- H01 - BASIC ELECTRIC ELEMENTS