Inventor · disambiguated record
John Whittall
Also filed as: WHITTALL JOHN
4 granted patents·1 pending application·514 citations·filing 1987–2006
79Inventor score
Top patents by PatentIndex Score
5 records- 0197US4826977APhotochromic spiropyran compoundsPLESSEY CO PLC·Filed 1987·Granted May 2, 1989·253 cites·11 claims
- 0295US4818096APhotoreactive lenses with adamantane spiro compoundsPLESSEY CO PLC·Filed 1987·Granted Apr 4, 1989·259 cites·12 claims
- 0370US7994355B2Metallocene-based chiral phosphine or arsine ligandsSOLVIAS AG·Filed 2005·Granted Aug 9, 2011·2 cites·19 claims
- 0433US7906669B2Metallocene-based phosphorus chiral phosphinesSOLVIAS AG·Filed 2006·Granted Mar 15, 2011·0 cites·14 claims
- 0531US2007276163A1Processes for Preparing N-Acetylcolchinol & Intermediates Used in Such ProcessesEVANS MATTHEW·Filed 2004·Application pending·0 cites
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