Inventor · disambiguated record

Frank M. Bortzfield

Also filed as: BORTZFIELD FRANK M

1 granted patent·14 citations·filing 1984–1984

35Inventor score
Technology areasB08B
Files withARMSTRONG WORLD IND INC1

Top patents by PatentIndex Score

1 record

Join the waitlist — get patent alerts

Get an alert when Frank M. Bortzfield 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 →