Inventor · disambiguated record
Don Spencer
Also filed as: SPENCER DON · SPENCER JR DON M · SPENCER JR DON MARK
2 granted patents·2 pending applications·74 citations·filing 2009–2024
59Inventor score
Top patents by PatentIndex Score
4 records- 0193US8079915B2Playground equipmentSPENCER DON·Filed 2009·Granted Dec 20, 2011·74 cites·22 claims
- 0269US2025018542A1Tool having a central toolheadSPENCER JR DON M·Filed 2024·Application pending·0 cites
- 0358US12122024B2Center drive wrenchSPENCER JR DON MARK·Filed 2021·Granted Oct 22, 2024·0 cites·15 claims
- 0446US2010048311A1Playground equipmentSPENCER DON·Filed 2009·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →