Inventor · disambiguated record

David J. De Langis

Also filed as: DE LANGIS DAVID J

1 granted patent·139 citations·filing 1978–1978

54Inventor score
Technology areasE03C
Files withLANGIS DAVID J DE1

Top patents by PatentIndex Score

1 record

Join the waitlist — get patent alerts

Get an alert when David J. De Langis 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 →