JZ

James Jin Xiong Zeng

HS Hdm Systems: 4 patents #1 of 4Top 25%
ID International Power Devices: 1 patents #8 of 9Top 90%
📍 Westwood, MA: #74 of 265 inventorsTop 30%
🗺 Massachusetts: #23,459 of 88,656 inventorsTop 30%
Overall (All Time): #898,608 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
12199501 Pulse-by-pulse current limit with slope compensator for inverters RAYMOND W. LEI, David Shin-Ren Liu 2025-01-14
7888910 Sequencing switched single capacitor for automatic equalization of batteries connected in series 2011-02-15
7710077 High performance inverter charger system David Shin-Ren Liu 2010-05-04
D605589 Inverter charger system David Shin-Ren Liu 2009-12-08
5636107 DC-DC converters Qun Lu, Fei Ma 1997-06-03