Inventor · disambiguated record
John A. Widder
Also filed as: WIDDER JOHN A
3 granted patents·114 citations·filing 1993–2008
71Inventor score
Top patents by PatentIndex Score
3 records- 0186US5475405AControl circuit for regulating temperature in an ink-jet print headHEWLETT PACKARD CO·Filed 1993·Granted Dec 12, 1995·81 cites·15 claims
- 0269US5646654AInk-jet printing system having acoustic transducer for determining optimum operating energyHEWLETT PACKARD CO·Filed 1995·Granted Jul 8, 1997·33 cites·17 claims
- 0341US7995217B2High-resolution encoder arrayST MICROELECTRONICS INC·Filed 2008·Granted Aug 9, 2011·0 cites·28 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →