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Patent applications and USPTO patent grants for Kouame; Yao B..The latest application filed is for "water disinfection system using simultaneous multiple disinfectants".
Patent | Date |
---|---|
Water disinfection method using simultaneous multiple disinfectants Grant 7,473,370 - Kouame January 6, 2 | 2009-01-06 |
Water Disinfection System Using Simultaneous Multiple Disinfectants App 20080093308 - Kouame; Yao B. | 2008-04-24 |
Water disinfection system using simultaneous multiple disinfectants Grant 7,332,076 - Kouame February 19, 2 | 2008-02-19 |
Water disinfection system using simultaneous multiple disinfectants App 20060124558 - Kouame; Yao B. | 2006-06-15 |
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