Inventor · disambiguated record
William Villafana
Also filed as: VILLAFANA WILLIAM
4 granted patents·1,932 citations·filing 1993–1995
87Inventor score
Files withIBM4
Top patents by PatentIndex Score
4 records- 0197US5615384APersonal communicator having improved zoom and pan functions for editing information on touch sensitive displayIBM·Filed 1995·Granted Mar 25, 1997·670 cites·9 claims
- 0296US5422656APersonal communicator having improved contrast control for a liquid crystal, touch sensitive displayIBM·Filed 1993·Granted Jun 6, 1995·537 cites·15 claims
- 0395US5815142AApparatus and method for marking text on a display screen in a personal communications deviceIBM·Filed 1995·Granted Sep 29, 1998·372 cites·1 claims
- 0494US5568536ASelective reconfiguration method and apparatus in a multiple application personal communications deviceIBM·Filed 1994·Granted Oct 22, 1996·353 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →