Inventor · disambiguated record
Raymond N. Birrell
Also filed as: BIRRELL RAYMOND N · BIRRELL RAYMOND NICOLSON
3 granted patents·34 citations·filing 1974–1980
70Inventor score
Top patents by PatentIndex Score
3 records- 0177US3976616ABis(phosphate) plasticizers and plasticized compositionsCIBA GEIGY CORP·Filed 1974·Granted Aug 24, 1976·12 cites·8 claims
- 0261US4491481AOrganic pigment compositions containing an azo compound with a heterocyclic substituentCIBA GEIGY CORP·Filed 1980·Granted Jan 1, 1985·17 cites·15 claims
- 0336US4212788AProcess for producing polymaleic anhydrideCIBA GEIGY UK LTD·Filed 1978·Granted Jul 15, 1980·5 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →