Inventor · disambiguated record
Katherine Umpleby
Also filed as: UMPLEBY KATHERINE W · UMPLEBY KATHERINE WHITE
2 granted patents·2 pending applications·42 citations·filing 2002–2011
65Inventor score
Top patents by PatentIndex Score
4 records- 0183US8005070B2Extension of a local area phone system to a wide area network with handoff featuresLON COMM MGMT LLC·Filed 2005·Granted Aug 23, 2011·17 cites·19 claims
- 0275US7826868B2Extension of a local area phone system to a wide area networkROBBINS BARRY R·Filed 2002·Granted Nov 2, 2010·25 cites·18 claims
- 0343US2012069754A1Extension of a local area phone system to a wide area network with handoff featureMARSH GENE W·Filed 2011·Application pending·0 cites
- 0440US2004266426A1Extension of a local area phone system to a wide area network with handoffFiled 2004·Application pending·0 cites
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