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Fresno, CA, United States of America

Charles W Dunmire

USPTO Granted Patents = 9

Average Co-Inventor Count = 1.4

ph-index = 8

Forward Citations = 225(Granted Patents)

Company Filing History:

Cmb Industries, Inc.

United Dominion Industries, Inc.

Spx Corporation

4. 1 out of 1,012

Years Active: 1976-2003

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9 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6659126 - Backflow preventor with adjustable outflow direction (2003-12-09),

2. 6546946 - Short-length reduced-pressure backflow preventor (2003-04-15),

3. 6349736 - Backflow preventer apparatus and method with integration of shut-off valves (2002-02-26),

4. 5503176 - Backflow preventor with adjustable cutflow direction (1996-04-02),

5. 5385166 - Backflow preventor with adjustable outflow direction (1995-01-31),

6. 5226441 - Backflow preventor with adjustable outflow direction (1993-07-13),

7. 5107888 - N-shaped backflow preventor (1992-04-28),

8. 4989635 - Check valve with reduced hold-open pressure (1991-02-05),

9. 3930617 - Impact sprinkler (1976-01-06),

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