Inventor · disambiguated record

John Hairfield

Also filed as: HAIRFIELD JOHN R JR · HAIRFIELD JR JOHN R

1 granted patent·1 pending application·658 citations·filing 2002–2006

60Inventor score

Technology areasA24F

Files withPHILIP MORRIS INC1 PHILIP MORRIS USA INC1

Top patents by PatentIndex Score

2 records

0196US6803545B2Electrically heated smoking system and methods for supplying electrical power from a lithium ion power sourcePHILIP MORRIS INC·Filed 2002·Granted Oct 12, 2004·658 cites·25 claims
0248US2007102013A1Electrical smoking systemPHILIP MORRIS USA INC·Filed 2006·Application pending·0 cites

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →