Inventor · Wrentham, MA, US

Robert E. Richard

43Patents
13h-index
42Co-inventors
81Inventor score

Filing activity: Feb 11, 1991 → Nov 30, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US6818172B2 Oriented, cross-linked UHMWPE molding for orthopaedic applications Performing Operations; Transporting 83 Expired
US8414927B2 Cross-linked polymer particles Emerging Cross-Sectional Technologies 56 Active
US7939094B2 Multiphase polymeric drug release region Human Necessities 51 Expired
US7381418B2 Implantable or insertable medical devices containing radiation-crosslinked polymer for controlled delivery of a therapeutic agent Human Necessities 49 Active
US8535702B2 Medical devices having porous polymeric regions for controlled drug delivery and regulated biocompatibility Human Necessities 48 Active
US7241455B2 Implantable or insertable medical devices containing radiation-crosslinked polymer for controlled delivery of a therapeutic agent Human Necessities 42 Expired
US7491234B2 Medical devices for delivery of therapeutic agents Human Necessities 41 Expired
US5649326A Flexible hydrophilic coating for orthopaedic casting gloves and method for making such gloves Human Necessities 31 Expired
US7517914B2 Controlled degradation materials for therapeutic agent delivery Human Necessities 29 Active
US7901704B2 Embolization Human Necessities 24 Active
US7537781B2 Polymer-filler composites for controlled delivery of therapeutic agents from medical articles Human Necessities 22 Expired
US7713539B2 Medical devices containing radiation resistant block copolymer Human Necessities 19 Active
US7357940B2 Implantable or insertable medical devices containing graft copolymer for controlled delivery of therapeutic agents Human Necessities 13 Expired
US7771740B2 Medical devices containing copolymers with graft copolymer endblocks for drug delivery Human Necessities 11 Active
US9220811B2 Implantable or insertable medical devices Human Necessities 9 Active
US9750695B2 Cross-linked polymer particles Emerging Cross-Sectional Technologies 8 Active
US8067026B2 Drug release regions for medical devices, which include polycyclic-structure-containing polymers Human Necessities 8 Active
US7709439B2 Biomaterials for enhanced healing Human Necessities 8 Expired
US8992512B2 Medical devices having polymeric regions with copolymers containing hydrocarbon and heteroatom-containing monomeric species Human Necessities 7 Active
US7727541B2 Medical devices having polymeric regions based on vinyl ether block copolymers Human Necessities 5 Active
US10639273B2 Particles for injection and processes for forming the same Human Necessities 5 Active
US5102978A Copolyester Chemistry; Metallurgy 5 Expired
US7819221B1 Lightweight acoustic damping treatment Performing Operations; Transporting 4 Active
US8361143B2 Medical devices for delivery of therapeutic agents Human Necessities 4 Active
US8075906B2 Medical devices having polymeric regions with copolymers containing hydrocarbon and heteroatom-containing monomeric species Human Necessities 4 Active

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