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Portland, ME, United States of America

Henry Downs

This inventor holds 5 USPTO granted patents. Top assignees: Spx Corporation, General Signal Corporation. Active years: 1991-2011.

USPTO Granted Patents = 5

% Patents Active = 20.0

Average Co-Inventor Count = 1.9

ph-index = 2

Forward Citations = 19(Granted Patents)

Company Filing History:

Spx Corporation

General Signal Corporation

Years Active: 1991-2011

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5 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7864001 - Manifold combiner for multi-station broadcast sites apparatus and method (2011-01-04),

2. 7254374 - Switchable multi-transmitter combiner and method (2007-08-07),

3. 7084822 - Dual feed common radiator antenna system and method for broadcasting analog and digital signals (2006-08-01),

4. 6953346 - Method and apparatus for high power switching (2005-10-11),

5. 5043684 - Compact high power, high directivity, waveguide directional coupler (1991-08-27),

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