Inventor · Ashland, MA, US

Yan Chang

5Patents
3h-index
2Co-inventors
43Inventor score

Filing activity: Feb 1, 2000 → Oct 16, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US6500807B1 Modified pectin and nucleic acid composition Human Necessities 23 Expired
US6680306B2 Method for enhancing the effectiveness of cancer therapies Human Necessities 15 Expired
US6890906B2 Method for controlling angiogenesis in animals Human Necessities 13 Expired
US6972285B2 Method of preparing a concentrated solution of a polyglucosamine Chemistry; Metallurgy 0 Expired
US9967041B1 Multi-antenna noise power measuring method and apparatus Electricity 0 Active

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