Inventor · disambiguated record
Robert Mayfield
Also filed as: MAYFIELD ROBERT · MAYFIELD ROBERT A
3 granted patents·34 citations·filing 1981–2011
70Inventor score
Top patents by PatentIndex Score
3 records- 0187US8454334B2Lubricant control valve for a screw compressorHEGER JOSEPH·Filed 2011·Granted Jun 4, 2013·13 cites·20 claims
- 0257US6135744APiston unloader arrangement for screw compressorsAMERICAN STANDARD INC·Filed 1998·Granted Oct 24, 2000·16 cites·16 claims
- 0334US4448458AShut-off cylinder for a supply accumulator of a hydraulic brake systemUNIT RIG & EQUIP·Filed 1981·Granted May 15, 1984·5 cites·5 claims
Join the waitlist — get patent alerts
Get an alert when Robert Mayfield 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 →