Inventor · disambiguated record

Francis J. Hartke

Also filed as: HARTKE FRANCIS J

2 granted patents·21 citations·filing 1975–1975

59Inventor score
Technology areasC23F
Files withPETROLITE CORP2

Top patents by PatentIndex Score

2 records

Join the waitlist — get patent alerts

Get an alert when Francis J. Hartke 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 →