Inventor · Langfang, CN

Fen Han

1Patents
1h-index
9Co-inventors
25Inventor score

Filing activity: Sep 19, 2014 → Sep 19, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US10018038B2 Drilling type sidewall coring apparatus Fixed Constructions 1 Active

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