Inventor · disambiguated record
Donald A. Doak
Also filed as: DOAK DONALD A
3 granted patents·25 citations·filing 1992–1997
68Inventor score
Files withDOAK DONALD A1
Top patents by PatentIndex Score
3 records- 0138US5924618AMagnetic device for scoring glassFiled 1997·Granted Jul 20, 1999·11 cites·11 claims
- 0228US6089722AKaleidoscope for viewing multiple reflections having a specific geometric shapeFiled 1997·Granted Jul 18, 2000·6 cites·42 claims
- 0328US5241418AKaleidosphereDOAK DONALD A·Filed 1992·Granted Aug 31, 1993·8 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →