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Patent applications and USPTO patent grants for Gringel; Raphael.The latest application filed is for "trailer coupling".
Patent | Date |
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Trailer coupling having a tension anchor Grant 11,220,144 - Angermann , et al. January 11, 2 | 2022-01-11 |
Trailer Coupling App 20210354520 - ANGERMANN; Kay ;   et al. | 2021-11-18 |
Trailer coupling having a support element Grant 11,104,192 - Angermann , et al. August 31, 2 | 2021-08-31 |
Trailer Coupling Having A Support Element App 20190270354 - ANGERMANN; Kay ;   et al. | 2019-09-05 |
Trailer Coupling Having A Tension Anchor App 20190225039 - ANGERMANN; Kay ;   et al. | 2019-07-25 |
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