Assignee
SIEFERT ROLAND
2 granted patents·27 citations·filing 1980–1986
Top patents by PatentIndex Score
2 records- 0159US4720820AClock, in particular desk or wall clock, with one or more analog time indicating devicesSIEFERT ROLAND·Filed 1986·Granted Jan 19, 1988·20 cites·22 claims
- 0238US4365867AElectrically adjustable apparatus for motor vehicle rear view mirrorSIEFERT ROLAND·Filed 1980·Granted Dec 28, 1982·7 cites·19 claims
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