Inventor · disambiguated record
John Dahl
Also filed as: DAHL JOHN · DAHL JOHN H
3 granted patents·1 pending application·90 citations·filing 1984–2017
70Inventor score
Top patents by PatentIndex Score
4 records- 0190US4716271AApparatus for positioning a tool with respect to a cylindrical work pieceWELDING SERVICES INC·Filed 1984·Granted Dec 29, 1987·82 cites·8 claims
- 0285US10605944B2Formation acoustic property measurement with beam-angled transducer arrayBAKER HUGHES A GE CO LLC·Filed 2017·Granted Mar 31, 2020·4 cites·19 claims
- 0366US9617851B2In-situ downhole cuttings analysisBAKER HUGHES INC·Filed 2013·Granted Apr 11, 2017·4 cites·19 claims
- 0433US2010038097A1Coiled tubing system and methodBAKER HUGHES INC·Filed 2009·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when John Dahl 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 →