Inventor · disambiguated record

Paul J. Cardinal

Also filed as: CARDINAL JR PAUL J · CARDINAL PAUL J

2 granted patents·62 citations·filing 1974–1989

65Inventor score

Technology areasC02F

Files withAUSTGEN BIOJET HOLDINGS PTY LT1 ENVIROTECH CORP1

Top patents by PatentIndex Score

2 records

0176US3947350AProcess of preparing sewage sludge for dewateringENVIROTECH CORP·Filed 1974·Granted Mar 30, 1976·22 cites·6 claims
0265US4966705AWaste water treatment plant and processAUSTGEN BIOJET HOLDINGS PTY LT·Filed 1989·Granted Oct 30, 1990·40 cites·21 claims

Join the waitlist — get patent alerts

Get an alert when Paul J. Cardinal 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 →