Inventor · Sunnyvale, CA, US

Pingren He

7Patents
3h-index
4Co-inventors
42Inventor score

Filing activity: Jun 30, 2008 → Sep 13, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US7829118B1 Modified hyaluronic acid polymer compositions and related methods Chemistry; Metallurgy 16 Active
US8790702B2 Modified hyaluronic acid polymer compositions and related methods Chemistry; Metallurgy 9 Active
US9492383B2 Rapid in-situ gel forming compositions prepared via reaction of vinyl sulfone derivatized hyaluronic acid with thiol derivatized polyethylene glycol at alkaline pH Human Necessities 8 Active
US9192678B2 Modified hyaluronic acid polymer compositions and related methods Chemistry; Metallurgy 3 Active
US9446136B2 Modified hyaluronic acid polymer compositions and related methods Chemistry; Metallurgy 2 Active
US9980977B2 Modified hyaluronic acid polymer compositions and related methods Chemistry; Metallurgy 1 Active
US9011894B2 Sterile hyaluronic acid polymer compositions and related methods Human Necessities 0 Active

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