Inventor · disambiguated record
Donald S. Harper
Also filed as: HARPER DONALD L · HARPER DONALD S
1 granted patent·3 pending applications·54 citations·filing 1982–2023
49Inventor score
Top patents by PatentIndex Score
4 records- 0177US4473176AChain saw security mounting deviceHARPER DONALD S·Filed 1982·Granted Sep 25, 1984·54 cites·5 claims
- 0248US2004099674A1Elastomeric valve for spill-proof feeding devicesFiled 2003·Application pending·0 cites
- 0344US2001020623A1Elastomeric valve for spill-proof feeding devicesJOHNSON & JOHNSON CONSUMER·Filed 2001·Application pending·0 cites
- 0444US2025084606A1Underground utility enclosure system and methodHARPER DONALD S·Filed 2023·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →