Individual holder
DUNKERS KARL R
SE·4 granted patents·74 citations·filing 1977–1987
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
4 records- 0169US4298471AApparatus for equalization of overflow water and urban runoff in receiving bodies of waterDUNKERS KARL R·Filed 1980·Granted Nov 3, 1981·27 cites·4 claims
- 0261US4735524AMethod and plant for storing fresh waterDUNKERS KARL R·Filed 1986·Granted Apr 5, 1988·32 cites·4 claims
- 0353US4144170AApparatus for water treatmentDUNKERS KARL R·Filed 1977·Granted Mar 13, 1979·12 cites·5 claims
- 0430US4842751AMethod and apparatus for filtration using washable filter bag for water and wastewater treatmentDUNKERS KARL R·Filed 1987·Granted Jun 27, 1989·3 cites·8 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →