Inventor · disambiguated record

Donald W. D. Showell

Also filed as: COPELAND JOHN

1 granted patent·31 citations·filing 1978–1978

44Inventor score
Technology areasA61B
Files withCOPELAND JOHN1

Top patents by PatentIndex Score

1 record

Join the waitlist — get patent alerts

Get an alert when Donald W. D. Showell 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 →