Inventor · disambiguated record
Donald Marion Keen
Also filed as: KEEN DONALD M · KEEN DONALD MARION
9 granted patents·752 citations·filing 1993–1997
92Inventor score
Top patents by PatentIndex Score
9 records- 0194US5526422ASystem and method for cleaning the display screen of a touch screen deviceAT & T CORP·Filed 1994·Granted Jun 11, 1996·245 cites·11 claims
- 0288US5930751AMethod of implicit confirmation for automatic speech recognitionLUCENT TECHNOLOGIES INC·Filed 1997·Granted Jul 27, 1999·225 cites·5 claims
- 0377US5638438ASystem and method for automatically creating new pages in a touch screen based telephony product having a hierarchical repertoryLUCENT TECHNOLOGIES INC·Filed 1996·Granted Jun 10, 1997·87 cites·13 claims
- 0466US5687227ATelephone with user recorded ringing signalLUCENT TECHNOLOGIES INC·Filed 1995·Granted Nov 11, 1997·48 cites·18 claims
- 0561US5960393AUser selectable multiple threshold criteria for voice recognitionLUCENT TECHNOLOGIES INC·Filed 1997·Granted Sep 28, 1999·42 cites·22 claims
- 0659US5842161ATelecommunications instrument employing variable criteria speech recognitionLUCENT TECHNOLOGIES INC·Filed 1996·Granted Nov 24, 1998·48 cites·6 claims
- 0754US5657258AMobile pen computer having an integrated palm restLUCENT TECHNOLOGIES INC·Filed 1996·Granted Aug 12, 1997·29 cites·6 claims
- 0846US5625375AMethod and apparatus for a multiple font displayLUCENT TECHNOLOGIES INC·Filed 1995·Granted Apr 29, 1997·13 cites·11 claims
- 0943US5388153AApparatus and method for detecting telephone line statusAT & T CORP·Filed 1993·Granted Feb 7, 1995·15 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →