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Patent applications and USPTO patent grants for Tisch; David C..The latest application filed is for "membrane style excess flow valve".
Patent | Date |
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Excess flow valve with cage Grant 9,383,025 - Forrest , et al. July 5, 2 | 2016-07-05 |
Excess Flow Valve With Flexible Sealing Member App 20150219231 - Dominguez; Jesus R. ;   et al. | 2015-08-06 |
Membrane Style Excess Flow Valve App 20150219232 - Dominguez; Jesus R. ;   et al. | 2015-08-06 |
Excess Flow Valve With Cage App 20150167858 - Forrest; Earl David ;   et al. | 2015-06-18 |
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