Inventor
COLLETT RAYMOND
US4 patents
Patents
4 patentsUS10024341B2Jul 17, 2018
Hydraulic hybrid swing drive system for excavators
PARKER HANNIFIN CORP15 citations79
US9926946B2Mar 27, 2018
Hydraulic hybrid swing drive system for excavators
PARKER HANNIFIN CORP3 citations67
US11421713B2Aug 23, 2022
Hydraulic hybrid swing drive system for excavators
PARKER HANNIFIN CORP0 citations56
US10160439B2Dec 25, 2018
Power efficiency control mechanism for a working machine
PARKER HANNIFIN CORP1 citations48