Inventor · disambiguated record
Michael Simpson
Also filed as: SIMPSON MICHAEL · SIMPSON MICHAEL D
6 granted patents·27 citations·filing 1996–2023
79Inventor score
Files withNICOVENTURES TRADING LTD2BRITISH AMERICAN TOBACCO INVESTMENTS LTD1KALJURA KARL1LILLY CO ELI1PENROSE GRAHAM1
Top patents by PatentIndex Score
6 records- 0191US11678694B2Smoking article filter and insertable filter unit thereforNICOVENTURES TRADING LTD·Filed 2020·Granted Jun 20, 2023·2 cites·12 claims
- 0285US12295408B2Smoking article filter and insertable filter unit thereforNICOVENTURES TRADING LTD·Filed 2023·Granted May 13, 2025·0 cites·12 claims
- 0379US10729171B2Smoking article filter and insertable filter unit thereforPENROSE GRAHAM·Filed 2012·Granted Aug 4, 2020·6 cites·13 claims
- 0474US9826778B2SleeveBRITISH AMERICAN TOBACCO INVESTMENTS LTD·Filed 2013·Granted Nov 28, 2017·4 cites·16 claims
- 0566US9565874B2Smoking article and method of manufacturing a smoking articleKALJURA KARL·Filed 2012·Granted Feb 14, 2017·1 cites·19 claims
- 0657USD390702SBarrel top trayLILLY CO ELI·Filed 1996·Granted Feb 17, 1998·14 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →