Jinjia Zhang

HG Haier Group: 1 patents #80 of 223Top 40%

QI Qingdao Refrigeration Technology Research Institute: 1 patents #3 of 10Top 30%

📍 Qingdao, CN: #946 of 2,087 inventorsTop 50%

Overall (All Time): #3,468,455 of 4,157,543Top 85%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
D485893	Water heater	Guanglin Du	2004-01-27