Charles F. Stevens

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Yorba Linda, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Double-acting water closet metering device
- Patent number 5,086,524
- Issue date Feb 11, 1992
- Charles F. Stevens
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Water closet metering device
- Patent number 5,040,247
- Issue date Aug 20, 1991
- Mini-Flush Corporation
- Charles F. Stevens
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Water closet metering device
- Patent number 4,937,895
- Issue date Jul 3, 1990
- Charles F. Stevens
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Water closet limited flush volume control system
- Patent number 4,748,699
- Issue date Jun 7, 1988
- Charles F. Stevens
- E03 - WATER SUPPLY SEWERAGE