Inventor · disambiguated record
Donald H. Barstow
Also filed as: BARSTOW DONALD H
2 granted patents·26 citations·filing 2003–2007
63Inventor score
Technology areasH04L
Files withAT & T IP I LP2
Top patents by PatentIndex Score
2 records- 0185US7933390B2Region-wide messaging system and methods including validation of transactionsAT & T IP I LP·Filed 2007·Granted Apr 26, 2011·13 cites·30 claims
- 0269US7646856B2Region-wide messaging system and methods including validation of transactionsAT & T IP I LP·Filed 2003·Granted Jan 12, 2010·13 cites·30 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →