Inventor · disambiguated record

David B. Birchfield

Also filed as: BIRCHFIELD DAVID B

1 granted patent·20 citations·filing 1990–1990

39Inventor score
Technology areasB63B
Files withBIRCHFIELD DAVID B1

Top patents by PatentIndex Score

1 record

Join the waitlist — get patent alerts

Get an alert when David B. Birchfield 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 →