Inventor · disambiguated record
Roy Hanzel
Also filed as: HANZEL ROY · HANZEL ROY E · HANZEL ROY EMERY
3 granted patents·103 citations·filing 1998–2001
72Inventor score
Top patents by PatentIndex Score
3 records- 0188US6961774B1System and method for performing hand-offs between internet protocol (IP) core networks in the wireless domainCISCO TECH IND·Filed 2001·Granted Nov 1, 2005·72 cites·23 claims
- 0277US7110764B1Mobility manager in a wireless IP core networkCISCO TECH INC·Filed 2000·Granted Sep 19, 2006·29 cites·40 claims
- 0324US6732174B1Apparatus and method of establishing a call using wireless and wireline integration through a telecommunication switchNORTEL NETWORKS LTD·Filed 1998·Granted May 4, 2004·2 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →