Inventor · Duxford, GB

John Ellis

33Patents
10h-index
43Co-inventors
75Inventor score

Filing activity: Apr 4, 1974 → Aug 30, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US5237468A Camera and gripper assembly for an automated storage library Physics 44 Expired
US5345350A Dual-purpose picker for automated multimedia library Physics 29 Expired
US5768047A Cartridge library with duel-sided rotatable spit having latch member extending through aperture in circular toothed end wall Physics 28 Expired
US6008964A Cartridge library and method of operation thereof Physics 26 Expired
US5450385A Determination of status of storage cells in an automated storage and retrieval system Physics 25 Expired
US5739978A Cartridge handling system with moving I/O drive Physics 22 Expired
US5867344A Cartridge spine and library employing same Physics 21 Expired
US5583522A Automobile antenna mounting arrangement Electricity 18 Expired
US4478521A Digital time meter Physics 15 Expired
US6385003B1 Cartridge picker for automated library Physics 13 Expired
US4785218A Tungsten halogen lamp base Electricity 10 Expired
US4334114A Production of aromatic hydrocarbons from a mixed feedstock of C.sub.5 -C.sub.12 olefins and C.sub.3 -C.sub.4 hydrocarbons Performing Operations; Transporting 10 Expired
US6612499B2 Calibration cartridge for automated cartridge library and method of using same Physics 7 Expired
US4046694A Apparatus for separating particulate solids from liquids Performing Operations; Transporting 6 Expired
US8101106B2 Moulding material Emerging Cross-Sectional Technologies 6 Active
US6466396B1 Cartridge library Physics 6 Expired
US7261930B2 Moulding materials Emerging Cross-Sectional Technologies 5 Expired
US10449749B1 Thermoplastic aerostructure with localized ply isolation and method for forming aerostructure Emerging Cross-Sectional Technologies 5 Active
US6787237B2 Room temperature stable epoxy prepregs Emerging Cross-Sectional Technologies 4 Expired
US9976964B2 Method of measuring a parameter of a composite moulding material Physics 4 Active
US8940381B2 Composite materials Emerging Cross-Sectional Technologies 4 Active
US9675990B2 Method for on-line control of a manufacturing process for a multicomponent sheet material Emerging Cross-Sectional Technologies 4 Active
US6462900B1 Cartridge picker robot with ribbon cable for cartridge library Physics 3 Expired
US9187606B2 Process for manufacturing composite materials Emerging Cross-Sectional Technologies 2 Active
US9051060B2 Electromagnetic hazard protector for composite materials Performing Operations; Transporting 2 Active

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