Inventor · Woburn, MA, US

Ewart Grant

7Patents
2h-index
9Co-inventors
36Inventor score

Filing activity: Aug 2, 2013 → Jun 17, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US9273060B2 Processes for making hydrocodone, hydromorphone and their derivatives Chemistry; Metallurgy 3 Active
US8916707B2 Process Chemistry; Metallurgy 2 Active
US10324632B2 Processes for making opioids including 14-hydroxycodeinone and 14-hydroxymorphinone Physics 1 Active
US10649669B2 Processes for making opioids including 14-hydroxycodeinone and 14-hydroxymorphinone Physics 1 Active
US9120800B2 Process for the preparation of oxymorphone alkaloid and oxymorphone salts Chemistry; Metallurgy 1 Active
US9657027B2 Processes for making hydrocodone, hydromorphone and their derivatives Chemistry; Metallurgy 0 Active
US9657028B2 Processes for making hydrocodone, hydromorphone and their derivatives Chemistry; Metallurgy 0 Active

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