Inventor · disambiguated record

John Justin Freeman

Also filed as: FREEMAN JOHN JUSTIN

11 granted patents·14 pending applications·184 citations·filing 20022021

88Inventor score
Technology areasE21BC09KG01NG01FG06T
Files withSHELL OIL CO19PUSIOL DANIEL2KROHNE AG1SCHLUMBERGER TECHNOLOGY CORP1SCHULMBERGER TECHNOLOGY CORP1

Top patents by PatentIndex Score

25 records

Join the waitlist — get patent alerts

Get an alert when John Justin Freeman 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 →