William A. Houle

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Encinitas, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Amphoteric stilbene composition
- Patent number 7,789,917
- Issue date Sep 7, 2010
- Hewlett-Packard Development Company, L.P.
- Kai Kong Iu
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Light sensitive invisible ink compositions and methods for using th...
- Patent number 6,513,921
- Issue date Feb 4, 2003
- Hewlett-Packard Company
- William A. Houle
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Light sensitive invisible ink compositions and methods for using th...
- Patent number 6,149,719
- Issue date Nov 21, 2000
- Hewlett-Packard Company
- William A. Houle
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink-jet inks and method for printing the same
- Patent number 6,102,998
- Issue date Aug 15, 2000
- Hewlett-Packard Company
- Kai-Kong Iu
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
AMPHOTERIC STILBENE COMPOSITION
- Publication number 20080290320
- Publication date Nov 27, 2008
- Kai Kong Iu
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Application
Amphoteric stilbene composition
- Publication number 20060246383
- Publication date Nov 2, 2006
- Kai-Kong Iu
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...