Inventor · disambiguated record
Donald M. Ham
Also filed as: HAM DONALD M · HAM DONALD MATT
3 granted patents·9 citations·filing 1975–2015
61Inventor score
Top patents by PatentIndex Score
3 records- 0161US9602640B1Adhesive hooks for releasably securing an earpiece to a mobile phoneHAM DONALD MATT·Filed 2015·Granted Mar 21, 2017·3 cites·8 claims
- 0230US3981439AUnidirectional drive assembly for a gear driven meter registerGEN ELECTRIC·Filed 1975·Granted Sep 21, 1976·4 cites·14 claims
- 0326US4164647AUnidirectional register having different gear ratios for normal and reverse input drive rotationGEN ELECTRIC·Filed 1978·Granted Aug 14, 1979·2 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →