Inventor · disambiguated record

Roger L. Helms

Also filed as: HELMS ROGER L

2 granted patents·102 citations·filing 1985–1987

68Inventor score

Technology areasB01D

Files withDOW CHEMICAL CO2

Top patents by PatentIndex Score

2 records

0179US4776989AMethod and apparatus for liquid feed to liqiud distributors in fluid-liquid contacting towersDOW CHEMICAL CO·Filed 1987·Granted Oct 11, 1988·50 cites·10 claims
0278US4689183AUltra low flow rate liquid redistributor assembly for use in a liquid-vapor contact towerDOW CHEMICAL CO·Filed 1985·Granted Aug 25, 1987·52 cites·8 claims

Join the waitlist — get patent alerts

Get an alert when Roger L. Helms 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 →