Inventor · disambiguated record
David E. Johnstone
Also filed as: JOHNSTONE DAVID · JOHNSTONE DAVID E
8 granted patents·2 pending applications·1,141 citations·filing 2000–2017
91Inventor score
Top patents by PatentIndex Score
10 records- 0197US7627531B2System for facilitating a transactionAMERICAN EXPRESS TRAVEL RELATE·Filed 2001·Granted Dec 1, 2009·408 cites·21 claims
- 0297US7343351B1Methods and apparatus for conducting electronic transactionsAMERICAN EXPRESS TRAVEL RELATE·Filed 2000·Granted Mar 11, 2008·308 cites·22 claims
- 0396US7835960B2System for facilitating a transactionAMERICAN EXPRESS TRAVEL RELATE·Filed 2004·Granted Nov 16, 2010·322 cites·12 claims
- 0492US8214299B2Methods and apparatus for conducting electronic transactionsBISHOP FRED ALAN·Filed 2010·Granted Jul 3, 2012·15 cites·19 claims
- 0592US7801827B2Methods and apparatus for conducting electronic transactionsAMERICAN EXPRESS TRAVEL RELATE·Filed 2004·Granted Sep 21, 2010·74 cites·12 claims
- 0688US8924310B2Methods and apparatus for conducting electronic transactionsBISHOP FRED ALAN·Filed 2012·Granted Dec 30, 2014·7 cites·20 claims
- 0782US8938402B2Methods and apparatus for conducting electronic transactionsBISHOP FRED ALAN·Filed 2012·Granted Jan 20, 2015·3 cites·20 claims
- 0878US9519894B2Methods and apparatus for conducting electronic transactionsBISHOP FRED ALAN·Filed 2012·Granted Dec 13, 2016·4 cites·19 claims
- 0968US2018114206A1Methods and apparatus for conducting electronic transactionsGULA CONSULTING LLC·Filed 2017·Application pending·0 cites
- 1050US2004158532A1System for facilitating a transactionFiled 2004·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →