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Patent applications and USPTO patent grants for Kiefer; Richard E..The latest application filed is for "passive keyless entry system".
Patent | Date |
---|---|
Passive keyless entry system Grant 5,515,036 - Waraksa , et al. May 7, 1 | 1996-05-07 |
Passive keyless entry system Grant 5,319,364 - Waraksa , et al. June 7, 1 | 1994-06-07 |
Passive keyless entry system Grant 4,942,393 - Waraksa , et al. July 17, 1 | 1990-07-17 |
Successive approximation envelope detection for estimating the amplitude of a plurality of successively occurring electrical pulses Grant 4,475,398 - Tjornehoj , et al. October 9, 1 | 1984-10-09 |
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