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Patent applications and USPTO patent grants for POLK; KARL LESLIE.The latest application filed is for "solar distillation system with supplemental distillation units and associated methods".
Patent | Date |
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Solar Distillation System With Supplemental Distillation Units And Associated Methods App 20220259073 - POLK, JR.; DALE E. ;   et al. | 2022-08-18 |
Solar distillation system with supplemental distillation units and associated methods Grant 11,325,846 - Polk, Jr. , et al. May 10, 2 | 2022-05-10 |
Solar Distillation System With Supplemental Distillation Units And Associated Methods App 20210395111 - POLK, JR.; DALE E. ;   et al. | 2021-12-23 |
Method and apparatus for forming a shaped multilayered molded article Grant 8,518,202 - Polk , et al. August 27, 2 | 2013-08-27 |
Method And Apparatus For Forming A Shaped Multilayered Molded Article App 20100021664 - Polk; Karl Leslie ;   et al. | 2010-01-28 |
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