Inventor · Laconia, NH, US

Richard E. Merrill

16Patents
9h-index
11Co-inventors
65Inventor score

Filing activity: Nov 24, 1972 → May 20, 1987

Most-cited inventions

PatentTitleAreaCited byStatus
US4294792A Molded plastic parts, particularly spin-cast plastic parts for eyeglass frames Performing Operations; Transporting 32 Expired
US4755405A Multi-walled tamper-proof container and method for enhancing tamper evidence Emerging Cross-Sectional Technologies 26 Expired
US4816305A Multi-walled tamper-proof container and method for enhancing tamper evidence Emerging Cross-Sectional Technologies 26 Expired
US3935367A Method of rendering surfaces nonfogging and resulting articles Emerging Cross-Sectional Technologies 25 Expired
US4081282A Dry transfer image systems with non-light sensitive frangible layer Physics 22 Expired
US3993408A Pencil comprising a marking core and a porous resin sheath Performing Operations; Transporting 14 Expired
US4018939A Method of rendering surfaces nonfogging Chemistry; Metallurgy 13 Expired
US4638797A Reinforced moisture vapor permeable, pressure-sensitive adhesive wound dressings Human Necessities 12 Expired
US4209582A Method of preparing screen printing stencils using novel compounds and compositions Emerging Cross-Sectional Technologies 12 Expired
US4254194A Screen printing stencils using novel compounds and compositions Physics 9 Expired
US4286048A Photocrosslinkable compositions for screen printing stencils Emerging Cross-Sectional Technologies 9 Expired
US3983195A Pencil sheath compositions, method for making pencils Emerging Cross-Sectional Technologies 9 Expired
US4371632A Compositions, processes, and writing elements employing resins of the thermosetting type Chemistry; Metallurgy 9 Expired
US4145216A Dry transfer image systems Physics 9 Expired
US4224399A Photocrosslinkable compositions for lithographic printing plates Emerging Cross-Sectional Technologies 6 Expired
US4276367A Method of preparing lithographic printing plates using novel compounds and compositions, and improved lithographic printing plates Emerging Cross-Sectional Technologies 4 Expired

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