St. Clair Shores, MI, United States of America

Keith D Marsh

This inventor holds 8 USPTO granted patents. Top assignees: Colt Industries Operating Corporation, Borgwarner Inc., Colt Industries Inc.. Active years: 1978-2001.

USPTO Granted Patents = 8

% Patents Active = 100.0

Average Co-Inventor Count = 2.1

ph-index = 6

Forward Citations = 199(Granted Patents)

Company Filing History:

5 out of 153

Colt Industries Operating Corporation

Coltec Industries, Inc.

patents

Years Active: 1978-2001

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8 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6178956 - Automotive fluid control system with pressure balanced solenoid valve (2001-01-30),

2. 5419369 - Solenoid operated pressure control valve (1995-05-30),

3. 4917150 - Solenoid operated pressure control valve (1990-04-17),

4. 4483508 - Gradient power valve assembly (1984-11-20),

5. 4434763 - Apparatus and system for controlling the air-fuel ratio supplied to a (1984-03-06),

6. 4294282 - Apparatus and system for controlling the air-fuel ratio supplied to a (1981-10-13),

7. 4154782 - Altitude fuel control valve (1979-05-15),

8. 4086900 - Variable position throttle stop and dashpot apparatus (1978-05-02),

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