Inventor · Kowloon, CN

Wan Zheng

2Patents
0h-index
9Co-inventors
35Inventor score

Filing activity: May 22, 1998 → Aug 10, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US6056868A Rare earth doping of porous silicon Electricity 0 Expired
US11660663B2 Spiral-orifice ceramic filter for metal casting Chemistry; Metallurgy 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.