Individual holder
DAVIS HENRY J
4 granted patents·70 citations·filing 1977–1991
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
4 records- 0166US5142732ABulk separator for industrial vacuum machineDAVIS HENRY J·Filed 1990·Granted Sep 1, 1992·24 cites·6 claims
- 0258US5120333ARecycling system for industrial vacuum machineDAVIS HENRY J·Filed 1991·Granted Jun 9, 1992·24 cites·7 claims
- 0344US5125128AStreet sweeping machineDAVIS HENRY J·Filed 1990·Granted Jun 30, 1992·17 cites·13 claims
- 0429US4150913ABlower for industrial vacuum machineDAVIS HENRY J·Filed 1977·Granted Apr 24, 1979·5 cites·2 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →