Inventor · disambiguated record
Jeffrey D. Karn
Also filed as: KARN JEFFREY D
4 granted patents·304 citations·filing 1998–2012
74Inventor score
Top patents by PatentIndex Score
4 records- 0179US6082887AGame machine with automated tournament modeMERIT IND INC·Filed 1998·Granted Jul 4, 2000·294 cites·9 claims
- 0277US9120010B2Touchscreen game allowing simultaneous movement of multiple rows and/or columnsKARN JEFFREY D·Filed 2010·Granted Sep 1, 2015·9 cites·12 claims
- 0359US8641497B2System for tracking account activity on an amusement deviceKARN JEFFREY D·Filed 2012·Granted Feb 4, 2014·1 cites·17 claims
- 0438US8845421B2Game of chance on input of currency for amusement devicesKARN JEFFREY D·Filed 2012·Granted Sep 30, 2014·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →