PW

Puning Wei

Caterpillar: 2 patents #2,982 of 8,398Top 40%
📍 Lisle, IL: #32 of 567 inventorsTop 6%
🗺 Illinois: #4,063 of 84,256 inventorsTop 5%
Overall (All Time): #234,163 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
11619274 Dual brake slack adjuster and systems, components, and methods thereof 2023-04-04
11572925 Brake slack adjuster having sensing piston with orifice and systems, components, and methods thereof Pengfei Ma, Aleksander Gust 2023-02-07
7742867 Strategy for fueling a diesel engine by selective use of fueling maps to provide HCCI, HCCI+CD, and CD combustion modes Zhengbal Liu 2010-06-22
7631489 Strategy for selectively bypassing a DPF in a hybrid HCCI combustion engine Zhengbai Liu 2009-12-15
7461627 Hybrid combustion in a diesel engine Zhengbai Liu 2008-12-09
7299771 Coolant valve system for internal combustion engine and method Zhengbai Liu 2007-11-27
7171957 Control strategy for expanding diesel HCCI combustion range by lowering intake manifold temperature Zhengbai Liu 2007-02-06
7168250 Engine valve system and method Zhengbai Liu 2007-01-30
7140357 Vortex mixing system for exhaust gas recirculation (EGR) Zhengbai Liu 2006-11-28
7121255 Strategy for fueling a diesel engine by selective use of fueling maps to provide HCCI+RVT, HCCI+IVC, HCCI+IVC+EVC, and CD+RVT combustion modes Zhengbai Liu, Dennis Kelly Sullivan 2006-10-17
7117843 Emission reduction in a diesel engine using an alternative combustion process and a low-pressure EGR loop Zhengbai Liu 2006-10-10
7028680 Two stage mixing system for exhaust gas recirculation (EGR) Zhengbai Liu 2006-04-18
7021276 Control strategy for HCCI-CD combustion in a diesel engine using two fuel injection phases Zhengbai Liu 2006-04-04
7017561 Control strategy for expanding diesel HCCI combustion range by lowering intake manifold temperature Zhengbai Liu 2006-03-28
7004406 Enhanced needle motion controller Xilin Yang, Ning Lei 2006-02-28
6990951 Torque control strategy for a diesel engine during lean-rich modulation using independent fuel injection maps Zhengbai Liu 2006-01-31
6978943 Governor plate apparatus Zhengbai Liu, Xinqun Gui 2005-12-27
6957640 Strategy for fueling a diesel engine by selective use of fueling maps to provide HCCI+RVT, HCCI+VVT, and CD+RVT combustion modes Zhengbai Liu, Dennis Kelly Sullivan 2005-10-25
6408829 Fuel pressure delay cylinder Ning Lei, Xilin Yang, James Henry Yager, Mark J. Glodowski 2002-06-25