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Patent applications and USPTO patent grants for Kuefner; Burkhard.The latest application filed is for "power meter with two detector elements for a power measurement even of extremely low frequencies".
Patent | Date |
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Power meter with two detector elements for a power measurement even of extremely low frequencies Grant 9,939,473 - Perndl , et al. April 10, 2 | 2018-04-10 |
Power meter with two detector elements for a power measurement even of extremely low frequencies App 20160047849 - Perndl; Werner ;   et al. | 2016-02-18 |
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