Inventor · disambiguated record
Urho S. Haapala
Also filed as: HAAPALA URHO S
3 granted patents·87 citations·filing 1982–1988
75Inventor score
Top patents by PatentIndex Score
3 records- 0178US4452750ALow energy processing of thermoplastic polymersUNION CARBIDE CORP·Filed 1983·Granted Jun 5, 1984·33 cites·4 claims
- 0274US4958006AFluidized bed product discharge processUNION CARBIDE CHEM PLASTIC·Filed 1988·Granted Sep 18, 1990·36 cites·12 claims
- 0357US4461734AProcess for plasticization and pumping of low bulk density plasticsUNION CARBIDE CORP·Filed 1982·Granted Jul 24, 1984·18 cites·6 claims
Join the waitlist — get patent alerts
Get an alert when Urho S. Haapala 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 →