Inventor · disambiguated record
Steven Greenspan
Also filed as: GREENSPAN STEVEN · GREENSPAN STEVEN E · GREENSPAN STEVEN LLOYD
1 granted patent·2 pending applications·0 citations·filing 1998–2008
10Inventor score
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3 records- 0143US8139740B2Method for operating a telephone system with at least two telephony terminals and a telephony terminal for carrying out the methodSCHLOSSECKI DIRK·Filed 2008·Granted Mar 20, 2012·0 cites·12 claims
- 0242US2004116138A1System and method for communication recovery following service interruptionsFiled 2002·Application pending·0 cites
- 0321US2001040949A1Method and device for providing prepaid 800/900 telecommunications serviceAT & T CORP·Filed 1998·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →