Inventor · disambiguated record
Douglas H. Graham
Also filed as: GRAHAM DOUGLAS · GRAHAM DOUGLAS H
7 granted patents·195 citations·filing 1990–2017
87Inventor score
Technology areasA01C
Top patents by PatentIndex Score
7 records- 0194USD327360SVentilated bootROLLERBLADE INC·Filed 1990·Granted Jun 30, 1992·66 cites·1 claims
- 0292USD327565SSport bootROLLERBLADE INC·Filed 1990·Granted Jul 7, 1992·50 cites·1 claims
- 0386USD323540SRoller skateROLLERBLADE INC·Filed 1990·Granted Jan 28, 1992·32 cites·1 claims
- 0484US10300898B2Cart and implement combination having a brake systemDEERE & CO·Filed 2017·Granted May 28, 2019·14 cites·20 claims
- 0583USD334225SLong blade roller skateROLLERBLADE INC·Filed 1991·Granted Mar 23, 1993·26 cites·1 claims
- 0639USD357962SRibbed brake pad for a roller skateROLLERBLADE INC·Filed 1991·Granted May 2, 1995·4 cites·1 claims
- 0736USD358626SRibbed brake pad for a roller skateROLLERBLADE INC·Filed 1994·Granted May 23, 1995·3 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →