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Patent applications and USPTO patent grants for Wetzel; Lawrence E..The latest application filed is for "pcm module heat exchanger assembly with concurrent charging and discharging of different pcm sections".
Patent | Date |
---|---|
Pcm Module Heat Exchanger Assembly With Concurrent Charging And Discharging Of Different Pcm Sections App 20180283726 - Wetzel; Michael ;   et al. | 2018-10-04 |
Total room air purification system with air conditioning, filtration and ventilation Grant 7,802,443 - Wetzel September 28, 2 | 2010-09-28 |
Total room air purification system with air conditioning, filtration and ventilation App 20080250800 - Wetzel; Lawrence E. | 2008-10-16 |
Environmental control unit for hospital room Grant 7,251,953 - Wetzel , et al. August 7, 2 | 2007-08-07 |
Environmental control unit for hospital room App 20060021375 - Wetzel; Michael L. ;   et al. | 2006-02-02 |
Gasket seal for filter unit Grant 6,117,202 - Wetzel September 12, 2 | 2000-09-12 |
Self-contained air conditioner with discharge-air filter Grant 5,987,908 - Wetzel November 23, 1 | 1999-11-23 |
Room air sterilizer Grant 5,225,167 - Wetzel July 6, 1 | 1993-07-06 |
Testable gasket seal arrangement Grant 4,765,810 - Wetzel August 23, 1 | 1988-08-23 |
Clean room module Grant 4,667,580 - Wetzel May 26, 1 | 1987-05-26 |
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