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Patent applications and USPTO patent grants for Institute of Occupational Safety and Health Council of Labor Affairs.The latest application filed is for "porous metal denuder".
Patent | Date |
---|---|
Push-pull type ventilation hood Grant 7,819,727 - Huang , et al. October 26, 2 | 2010-10-26 |
Porous metal denuder Grant 7,537,629 - Shih , et al. May 26, 2 | 2009-05-26 |
Porous Metal Denuder App 20090095161 - Shih; Tung-Sheng ;   et al. | 2009-04-16 |
Three-stage dust sampler Grant 7,458,284 - Shih , et al. December 2, 2 | 2008-12-02 |
Air-isolator fume hood Grant 7,318,771 - Huang , et al. January 15, 2 | 2008-01-15 |
Three-stage dust sampler App 20070269349 - Shih; Tung-Sheng ;   et al. | 2007-11-22 |
Downdraft fume hood App 20070021046 - Huang; Rong Fung ;   et al. | 2007-01-25 |
Air-isolator fume hood App 20070021047 - Huang; Rong Fung ;   et al. | 2007-01-25 |
Method for monitoring exposure time of workers in workplace Grant 6,703,922 - Shih , et al. March 9, 2 | 2004-03-09 |
Work chair Grant 5,575,534 - Yu November 19, 1 | 1996-11-19 |
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