Assignee
SHEPPARD SR DARREL J
3 granted patents·72 citations·filing 1980–1983
Top patents by PatentIndex Score
3 records- 0178US4484655AGearless hydraulic transmission and vehicle drive systemSHEPPARD SR DARREL J·Filed 1983·Granted Nov 27, 1984·38 cites·6 claims
- 0261US4625509ACombustion engineSHEPPARD SR DARREL J·Filed 1983·Granted Dec 2, 1986·20 cites·28 claims
- 0351US4373605AGearless hydraulic transmission and vehicle drive systemSHEPPARD SR DARREL J·Filed 1980·Granted Feb 15, 1983·14 cites·19 claims
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