Inventor · Williamsburg, VA, US

Michael J. Roberts

32Patents
10h-index
25Co-inventors
71Inventor score

Filing activity: Oct 30, 2000 → Nov 12, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
USD499397S1 Headset General 154 Expired
US6436386B1 Hydroxyapatite-targeting poly (ethylene glycol) and related polymers Human Necessities 139 Expired
US7056500B2 Polymer conjugates of opioid antagonists Human Necessities 47 Expired
US6638500B1 Polyol-IFN-&bgr;conjugates modified at Cys-17 and composition containing same Human Necessities 38 Expired
US7078496B2 Thioester-terminated water soluble polymers and method of modifying the N-terminus of a polypeptide therewith Human Necessities 31 Expired
US6908963B2 Thioester polymer derivatives and method of modifying the N-terminus of a polypeptide therewith Human Necessities 28 Expired
US7662365B2 Polymer conjugates of opioid antagonists Human Necessities 26 Expired
US8008285B2 Droxidopa and pharmaceutical composition thereof for the treatment of fibromyalgia Human Necessities 22 Active
US7511095B2 Thioester-terminated water soluble polymers and method of modifying the N-terminus of a polypeptide therewith Human Necessities 11 Active
US7834088B2 Thioester-terminated water soluble polymers and method of modifying the N-terminus of a polypeptide therewith Human Necessities 10 Active
US7267941B2 Cyanovirin variant-polymer conjugates Human Necessities 9 Expired
US8617530B2 Polymer conjugates of opioid antagonists Human Necessities 8 Active
US8071678B2 Thioester-terminated water soluble polymers and method of modifying the N-terminus of a polypeptide therewith Human Necessities 6 Active
US8329876B2 Thioester-terminated water soluble polymers and method of modifying the N-terminus of a polypeptide therewith Human Necessities 6 Active
USD510931S1 Ear-clip for personal audio device General 6 Expired
US8349307B2 Polymer conjugates of opioid antagonists Human Necessities 5 Active
US7829708B2 Metabolically inert antifolates for treating disorders of abnormal cellular proliferation and inflammation Human Necessities 5 Active
US10098401B2 Augmented reality motorcycle helmet Physics 4 Active
US8530653B2 Enzyme inhibiting compounds Human Necessities 3 Active
US7700314B2 Method for producing polyol-IFN-β conjugate Human Necessities 2 Active
US7951812B2 Substituted pyrrolo[2,3-d]pyrimidines as antifolates Human Necessities 2 Active
US7829074B2 Hydroxypatite-targeting poly(ethylene glycol) and related polymers Chemistry; Metallurgy 2 Expired
US6992071B2 Methods for modulating phototoxicity Human Necessities 2 Expired
US8383681B2 Droxidopa and pharmaceutical composition thereof for the treatment of mood disorders, sleep disorders or attention deficit disorders Human Necessities 1 Active
US8372422B2 Hydroxyapatite-targeting poly(ethylene glycol) and related polymers Chemistry; Metallurgy 1 Active

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