Inventor · disambiguated record

Douglas Welzel

Also filed as: WELZEL DOUGLAS

1 granted patent·33 citations·filing 2003–2003

45Inventor score
Technology areasG06Q
Files withAMAZON COM INC1

Top patents by PatentIndex Score

1 record

Join the waitlist — get patent alerts

Get an alert when Douglas Welzel files or is granted a new patent.

We store only your email — no account needed. See our privacy policy.

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