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Chengguo Ma

Shuangyashan, CN: #1 of 1 inventorsTop 100%

Overall (All Time): #2,013,603 of 4,157,543Top 50%

2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
9435564	Convective heat transfer flue	—	2016-09-06
8051786	Stoker grates for circulating combustible material	—	2011-11-08