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Patent applications and USPTO patent grants for Lai; Roger.The latest application filed is for "poptable, scanning and analyzing apparatus".
Patent | Date |
---|---|
Portable, scanning and analyzing apparatus Grant 7,365,849 - Yao , et al. April 29, 2 | 2008-04-29 |
Quantitative scanning analyzer unit Grant 7,002,687 - Yao , et al. February 21, 2 | 2006-02-21 |
Poptable, scanning and analyzing apparatus App 20060028648 - Yao; Wen-Fa ;   et al. | 2006-02-09 |
Quantitative scanning analyser unit App 20030123062 - Yao, Wen-Fa ;   et al. | 2003-07-03 |
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