Individual holder
HELTERBRAND DAVID L
US·4 granted patents·37 citations·filing 1986–1992
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
4 records- 0157US4711382ASpare tire carrierHELTERBRAND DAVID L·Filed 1986·Granted Dec 8, 1987·19 cites·16 claims
- 0241US4805817ALocking bar for use with a spare tire carrierHELTERBRAND DAVID L·Filed 1987·Granted Feb 21, 1989·10 cites·13 claims
- 0332US5232270ASpoked wheelHELTERBRAND DAVID L·Filed 1992·Granted Aug 3, 1993·7 cites·5 claims
- 0426US4765051AMethod for constructing a locking bar for use in a spare tire carrierHELTERBRAND DAVID L·Filed 1987·Granted Aug 23, 1988·1 cites·8 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →