Inventor · disambiguated record
Ervin J. Williger
Also filed as: WILLIGER ERVIN J
2 granted patents·37 citations·filing 1990–1992
63Inventor score
Technology areasC08K
Files withGOODRICH CO B F2
Top patents by PatentIndex Score
2 records- 0175US5109051AAluminosilicate compositions as partial replacement for titanium dioxide in pigmented polyvinyl chloride and polyvinyl chloride type compositionsGOODRICH CO B F·Filed 1990·Granted Apr 28, 1992·24 cites·22 claims
- 0261US5231127AMetal titanates as partial replacements for titanium dioxide in pigmented polyvinyl chloride-type compositionsGOODRICH CO B F·Filed 1992·Granted Jul 27, 1993·13 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →