Inventor · Grafton, GB

Robert Lee

39Patents
19h-index
17Co-inventors
78Inventor score

Filing activity: Dec 20, 1982 → Apr 22, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US4694390A Microprocessor-based control and diagnostic system for motor operated valves Emerging Cross-Sectional Technologies 82 Expired
US5912767A Diffractive indicia for a surface Emerging Cross-Sectional Technologies 77 Expired
US6676883B2 Methods for preparing coated polyester articles Emerging Cross-Sectional Technologies 62 Expired
US6808820B2 Multilayer containers and preforms having barrier properties utilizing recycled material Emerging Cross-Sectional Technologies 55 Expired
US6352426B1 Mold for injection molding multilayer preforms Emerging Cross-Sectional Technologies 54 Expired
US4816987A Microprocessor-based control and diagnostic system for motor operated valves Emerging Cross-Sectional Technologies 49 Expired
US6939591B2 Polyester laminate materials Emerging Cross-Sectional Technologies 49 Expired
US5811775A Optical data element including a diffraction zone with a multiplicity of diffraction gratings Physics 47 Expired
US5065703A Flexible lance for steam generator secondary side sludge removal Mechanical Engineering; Lighting; Heating 45 Expired
US7588808B2 Mono and multi-layer articles and injection molding methods of making the same Emerging Cross-Sectional Technologies 37 Expired
US7332204B2 Coated polyester preforms and articles Emerging Cross-Sectional Technologies 35 Expired
US7531226B2 Multilayer containers and preforms having barrier properties utilizing recycled material Emerging Cross-Sectional Technologies 33 Expired
US5428479A Diffraction grating and method of manufacture Performing Operations; Transporting 31 Expired
US4827953A Flexible lance for steam generator secondary side sludge removable Mechanical Engineering; Lighting; Heating 29 Expired
US5909313A Multiple image diffractive device Physics 27 Expired
US6528546B2 Recycling of articles comprising hydroxy-phenoxyether polymers Emerging Cross-Sectional Technologies 24 Expired
US6088161A Diffractive device having a surface relief structure which generates two or more diffraction images and includes a series of tracks Physics 23 Expired
US5341406A Sliding lance guide flexible lance system Mechanical Engineering; Lighting; Heating 21 Expired
US7303387B2 System for controlling mold temperatures Performing Operations; Transporting 19 Expired
US5825547A Diffractive device for generating one or more diffracting images including a surface relief structure at least partly arranged in a series of tracks Performing Operations; Transporting 18 Expired
US6342969B1 Multiple image diffractive device Physics 18 Expired
US5286154A In bundle foreign object search and retrieval apparatus Mechanical Engineering; Lighting; Heating 17 Expired
US7261551B2 Preform molds incorporating high heat conductivity material Emerging Cross-Sectional Technologies 16 Expired
US7435483B2 Process for coating paper, paperboard, and molded fiber with a water-dispersible polyester polymer Emerging Cross-Sectional Technologies 16 Expired
US7281810B2 Optical device and methods of manufacture Physics 15 Expired

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