Inventor · disambiguated record
William Robert Proops
Also filed as: PROOPS WILLIAM R · PROOPS WILLIAM ROBERT
4 granted patents·43 citations·filing 1974–1975
75Inventor score
Top patents by PatentIndex Score
4 records- 0172US3984360ALead-free sprayable polyurethane system and rigid cellular productsWITCO CHEMICAL CORP·Filed 1974·Granted Oct 5, 1976·22 cites·9 claims
- 0266US3974109APolyurethanes containing halo-aryl amide-ester polyolsUNION CARBIDE CORP·Filed 1974·Granted Aug 10, 1976·11 cites·23 claims
- 0344US4009129ACopolymers of cyclic vinyl ethers and cyclic acetalsUNION CARBIDE CORP·Filed 1975·Granted Feb 22, 1977·7 cites·14 claims
- 0436US3981827APolyurethanes containing brominated cycloaliphatic ester polyolsUNION CARBIDE CORP·Filed 1974·Granted Sep 21, 1976·3 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →