Inventor · disambiguated record

Duane James Block

Also filed as: BLOCK DUANE JAMES

2 granted patents·32 citations·filing 2002–2007

61Inventor score

Technology areasG06Q

Files withAMERIPRISE FINANCIAL INC2

Top patents by PatentIndex Score

2 records

0178US7222093B2System and method for facilitating investment account transfersAMERIPRISE FINANCIAL INC·Filed 2002·Granted May 22, 2007·27 cites·10 claims
0272US7593888B2System and method for facilitating investment account transfersAMERIPRISE FINANCIAL INC·Filed 2007·Granted Sep 22, 2009·5 cites·20 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →