Inventor · disambiguated record
Mark C. Shappell
Also filed as: SHAPPELL MARK C
3 granted patents·9 citations·filing 1991–2010
61Inventor score
Technology areasB62B
Files withSHAPPELL CORP3
Top patents by PatentIndex Score
3 records- 0126USD361821SFoldable platform for supporting an ice fishing structureSHAPPELL CORP·Filed 1994·Granted Aug 29, 1995·2 cites·1 claims
- 0224USD643902STentSHAPPELL CORP·Filed 2010·Granted Aug 23, 2011·1 cites·1 claims
- 0322US5174591AExtendable nesting ski supportSHAPPELL CORP·Filed 1991·Granted Dec 29, 1992·6 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →