Inventor · disambiguated record
Herbert Valdsaar
Also filed as: VALDSAAR HERBERT
3 granted patents·40 citations·filing 1976–1990
70Inventor score
Files withDU PONT3
Top patents by PatentIndex Score
3 records- 0169US4132534AAbrasive particles consisting of crystalline titanium diboride in a metal carbide matrixDU PONT·Filed 1977·Granted Jan 2, 1979·23 cites·18 claims
- 0252US4076506ATransition metal carbide and boride abrasive particlesDU PONT·Filed 1976·Granted Feb 28, 1978·13 cites·14 claims
- 0337US5158688AProcess for removing inorganic gels and incompressible solids from acidic mediaDU PONT·Filed 1990·Granted Oct 27, 1992·4 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →