Inventor · disambiguated record
Ronald Lee Fifield
Also filed as: FIFIELD RONALD LEE
4 granted patents·2 pending applications·36 citations·filing 2014–2021
72Inventor score
Files withXTREME MFG LLC6
Top patents by PatentIndex Score
6 records- 0189US10065843B2Method and system for a lift device control systemXTREME MFG LLC·Filed 2015·Granted Sep 4, 2018·13 cites·20 claims
- 0288US9238477B2Method and system for a lift device having independently steerable wheelsXTREME MFG LLC·Filed 2014·Granted Jan 19, 2016·21 cites·20 claims
- 0353US9868624B2Method and system for a hydraulic cylinderXTREME MFG LLC·Filed 2014·Granted Jan 16, 2018·1 cites·19 claims
- 0452US10118810B2Method and system for a low height lift deviceXTREME MFG LLC·Filed 2014·Granted Nov 6, 2018·1 cites·15 claims
- 0547US2021323401A1Method and system for a low height lift deviceXTREME MFG LLC·Filed 2021·Application pending·0 cites
- 0639US2019071293A1Method and system for a low height lift deviceXTREME MFG LLC·Filed 2018·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Ronald Lee Fifield 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 →