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Patent applications and USPTO patent grants for Johannes; Gerhard.The latest application filed is for "powder binder composition comprising an epoxy resin, a polyester resin and an accelerator".
Patent | Date |
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Powder binder composition comprising an epoxy resin, a polyester resin and an accelerator Grant 4,223,097 - Johannes , et al. September 16, 1 | 1980-09-16 |
Resin coated metal substrates Grant 4,060,655 - Johannes , et al. November 29, 1 | 1977-11-29 |
Powdered coating materials Grant 3,980,607 - Johannes September 14, 1 | 1976-09-14 |
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