Inventor · 雙臺子區 (Shuāngtáizi Qū), CN

Ma K. Ming

2Patents
1h-index
5Co-inventors
33Inventor score

Filing activity: Jun 21, 1990 → Sep 2, 1994

Most-cited inventions

PatentTitleAreaCited byStatus
US5458295A Dual chamber coffee mill Human Necessities 21 Expired
US5002124A Underground temperature and pressure measuring system for hot-exploiting oil well Fixed Constructions 0 Expired

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