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Patent applications and USPTO patent grants for Anderson; Patricia Anne.The latest application filed is for "method and system for measuring water hardness".
Patent | Date |
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Method and system for measuring water hardness Grant 8,192,687 - Chan , et al. June 5, 2 | 2012-06-05 |
Method and System for Measuring Water Hardness App 20110253606 - Chan; Wai Yin Cedric ;   et al. | 2011-10-20 |
Method and system for measuring water hardness Grant 7,977,101 - Chan , et al. July 12, 2 | 2011-07-12 |
Method and System for Measuring Water Hardness App 20100164515 - Chan; Wai Yin Cedric ;   et al. | 2010-07-01 |
Method and system for measuring water hardness Grant 7,709,265 - Chan , et al. May 4, 2 | 2010-05-04 |
Method and system for measuring water hardness App 20060216217 - Chan; Wai Yin Cedric ;   et al. | 2006-09-28 |
Tableted detergent, method of manufacture and use Grant 5,713,384 - Roach , et al. February 3, 1 | 1998-02-03 |
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