Inventor · disambiguated record
Mark A. Longfellow
Also filed as: LONGFELLOW MARK A
2 granted patents·2 pending applications·44 citations·filing 2002–2005
64Inventor score
Top patents by PatentIndex Score
4 records- 0182US7370384B2Combination wedge and notch trowel with reversible grip handleCUSTOM BUILDING PRODUCTS INC·Filed 2005·Granted May 13, 2008·29 cites·17 claims
- 0262USD557578SNotch trowelCUSTOM BUILDING PRODUCTS INC·Filed 2005·Granted Dec 18, 2007·15 cites·1 claims
- 0346US2004043682A1Composite boardFiled 2002·Application pending·0 cites
- 0435US2006183387A1Composite boardTAYLOR STEVEN L·Filed 2005·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Mark A. Longfellow files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →