Howard W. Siu

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South San Gabriel, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Constant flow ink delivery system
- Patent number 5,719,608
- Issue date Feb 17, 1998
- CalComp Inc.
- Charles J. Sabonis
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Lubrication system for thermally-imaged films
- Patent number 5,448,066
- Issue date Sep 5, 1995
- Dana S. Smith
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS