Inventor · disambiguated record
Mark Froning
Also filed as: FRONING MARK A
1 granted patent·5 pending applications·13 citations·filing 1998–2002
35Inventor score
Top patents by PatentIndex Score
6 records- 0153US6000260ASpiral duct ovalizerPRICE MILLER S·Filed 1998·Granted Dec 14, 1999·13 cites·34 claims
- 0232US2002094233A1Curling device for forming circular and other flanged shaped connectors and other members for use in joining duct work and other industrial applications, and HVAC flange machineOVALFORMER LLC·Filed 2001·Application pending·0 cites
- 0328US2002100304A1Machine for producing spiral seamed pipeOVALFORMER LLC·Filed 2002·Application pending·0 cites
- 0426US2002067950A1HVAC flange and flange machineFiled 2000·Application pending·0 cites
- 0525US2002139160A1Integral ductwork diffuserOVALFORMER LLC·Filed 2001·Application pending·0 cites
- 0622US2001029764A1Angled ductwork fittings, flexible fitting machine and methods of manufactureFiled 2000·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →