Inventor · disambiguated record
Ronald L. Pirrelli
Also filed as: PIRRELLI RONALD · PIRRELLI RONALD L
11 granted patents·1 pending application·81 citations·filing 1993–2014
89Inventor score
Files withAKZO NOBEL NV6STOWELL JEFFREY2SUPRESTA LLC2ICL IP AMERICA INC1RIPPLEWOOD PHOSPHORUS U S LLC1
Top patents by PatentIndex Score
12 records- 0191US9169278B2Method of making hydroxymethylphosphonate, polyurethane foam-forming compositions, polyurethane foam and articles made therefromICL IP AMERICA INC·Filed 2014·Granted Oct 27, 2015·7 cites·9 claims
- 0284US9187504B2Method of making hydroxymethylphosphonateSTOWELL JEFFREY·Filed 2009·Granted Nov 17, 2015·7 cites·21 claims
- 0380US5420327AProcess for forming hydrocarbyl bisphosphate compoundAKZO NOBEL NV·Filed 1993·Granted May 30, 1995·22 cites·6 claims
- 0470US5508462AProcess for making hydroxy-terminated aromatic oligomeric phosphatesAKZO NOBEL NV·Filed 1994·Granted Apr 16, 1996·13 cites·8 claims
- 0566US5750756AProcess for the formation of hydrocarbyl bis(hydrocarbyl phosphate)AKZO NOBEL NV·Filed 1996·Granted May 12, 1998·12 cites·11 claims
- 0661US7166736B2Neopentylglycol bis(diaryl phosphate) estersSUPRESTA LLC·Filed 2003·Granted Jan 23, 2007·3 cites·14 claims
- 0755US6136997AProcess for the formation of hydrocarbyl BIS(hydrocarbyl phosphate)AKZO NOBEL NV·Filed 1994·Granted Oct 24, 2000·6 cites·12 claims
- 0855US5728859AProcess for making monohydroxy-terminated phosphate compositionsAKZO NOBEL NV·Filed 1996·Granted Mar 17, 1998·5 cites·8 claims
- 0944US7442737B2Low acidity phosphate estersSUPRESTA LLC·Filed 2003·Granted Oct 28, 2008·0 cites·15 claims
- 1044US5817857A(4-Hydroxy-alkylphenyl diphenyl phosphate flame rerardantsAKZO NOBEL NV·Filed 1997·Granted Oct 6, 1998·2 cites·5 claims
- 1141US2012123004A1Flame retarded,themoplastic composition, process for making same and article containing sameSTOWELL JEFFREY·Filed 2010·Application pending·0 cites
- 1231US6855275B1Viscosity modification of high viscosity flame retardantsRIPPLEWOOD PHOSPHORUS U S LLC·Filed 1996·Granted Feb 15, 2005·4 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →