Individual holder
VANDERGRIFF ARVEL L
6 granted patents·83 citations·filing 1975–1979
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
6 records- 0178US4140503AVapor condenser and lint humidifier systemVANDERGRIFF ARVEL L·Filed 1978·Granted Feb 20, 1979·33 cites·35 claims
- 0268US4031593AHot shelf seed cotton tower dryer apparatus and methodVANDERGRIFF ARVEL L·Filed 1975·Granted Jun 28, 1977·19 cites·28 claims
- 0356US4094043ARoller gin with grooved square rotobarVANDERGRIFF ARVEL L·Filed 1977·Granted Jun 13, 1978·8 cites·21 claims
- 0455US4143470AEven heat parallel flow tower dryerVANDERGRIFF ARVEL L·Filed 1977·Granted Mar 13, 1979·13 cites·13 claims
- 0550US4153976ARoller gin with spiral blade rotobarVANDERGRIFF ARVEL L·Filed 1977·Granted May 15, 1979·6 cites·12 claims
- 0644US4310949AGin ribVANDERGRIFF ARVEL L·Filed 1979·Granted Jan 19, 1982·4 cites·4 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →