Inventor · Coal Valley, IL, US

Richard D. Smith

88Patents
22h-index
32Co-inventors
88Inventor score

Filing activity: Aug 7, 1974 → Jul 8, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US4453785A Modular cabinet for different video game cartridges, cassettes, and instruction booklets Physics 60 Expired
US6612654B2 Chair with upholstered inserts Human Necessities 49 Expired
USD648554S1 Mesh stacking chair General 42 Expired
US5960788A Collapsible portable outdoor fireplace Human Necessities 41 Expired
USD660612S1 Mesh banquet chair General 39 Expired
USD599127S1 Mesh folding chair General 38 Expired
US3949350A Ornamental lighting device Mechanical Engineering; Lighting; Heating 38 Expired
US6537147B2 Tile roof ridge vent Mechanical Engineering; Lighting; Heating 33 Expired
US5375924A Adjustable refrigerator door tray assembly Human Necessities 31 Expired
USD432805S Folding chair General 31 Expired
US4394055A Cabinet for video game consoles, cartridges, accessories, and instruction booklets Emerging Cross-Sectional Technologies 30 Expired
US4544187A Hose end fitting Emerging Cross-Sectional Technologies 30 Expired
US6345863B1 Folding chair with lumbar support and flexible back support Human Necessities 27 Expired
US5329721A Depth-adjustable fishing lure Human Necessities 27 Expired
US4307773A Fluid bed heat exchanger for contaminated gas Mechanical Engineering; Lighting; Heating 27 Expired
US4921153A Blade bag for blades used with a circular saw Emerging Cross-Sectional Technologies 26 Expired
USD442777S Carrying case General 26 Expired
US4654612A Spring hanger system for UHF circular waveguide having glide ring and clamping ring connected by constant force springs Electricity 26 Expired
USD513456S1 Stacking chair General 26 Expired
US4664424A Hose coupling Mechanical Engineering; Lighting; Heating 23 Expired
US6598544B2 Locking mechanism for folding legs Human Necessities 23 Expired
US6484714B1 High temperature fireplace grate including room heating transfer tubes Emerging Cross-Sectional Technologies 22 Expired
USD868073S1 Adjustable viewing stand General 22 Active
US6374523B1 Holder for mounting to a surface and interchangeably displaying a sheet of material Physics 21 Expired
US7107915B2 Locking mechanism for folding legs Human Necessities 20 Expired

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