Inventor · New Boston, NH, US

Robert A. Charles

44Patents
11h-index
43Co-inventors
75Inventor score

Filing activity: Mar 9, 1995 → Jan 26, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US8322570B2 Product dispensing system Mechanical Engineering; Lighting; Heating 43 Active
US8516902B2 Product dispensing system Emerging Cross-Sectional Technologies 30 Active
US8366883B2 Pressurized vapor cycle liquid distillation Mechanical Engineering; Lighting; Heating 23 Active
US5593604A Method of resistance welding thin elements Emerging Cross-Sectional Technologies 21 Expired
US9962555B1 Head-mountable adjustable devices for generating magnetic fields Human Necessities 19 Active
USD944936S1 Connector for a sanitizing machine General 19 Active
US5733410A Labeling apparatus for applying labels with a rolling motion Emerging Cross-Sectional Technologies 18 Expired
US10173881B2 Product dispensing system Emerging Cross-Sectional Technologies 17 Active
US10459459B2 Product dispensing system Emerging Cross-Sectional Technologies 12 Active
US5704253A Trajectory guidance apparatus and method Emerging Cross-Sectional Technologies 12 Expired
US8783513B2 Product dispensing system Mechanical Engineering; Lighting; Heating 11 Active
US10507403B2 Pressurized vapor cycle liquid distillation Mechanical Engineering; Lighting; Heating 11 Active
USD973899S1 Disinfection device General 8 Active
USD944938S1 Connector for a sanitizing machine General 8 Active
US11484613B2 Technologies for sanitizing medical devices Human Necessities 7 Active
US9488510B2 Product dispensing system Emerging Cross-Sectional Technologies 5 Active
US9188988B2 Product dispensing system Emerging Cross-Sectional Technologies 4 Active
USD928306S1 Mask adapter General 4 Active
USD944942S1 Connector for a sanitizing machine General 4 Active
USD979031S1 Filter cartridge General 3 Active
US11429120B2 Product dispensing system Emerging Cross-Sectional Technologies 2 Active
US11634311B2 Product dispensing system Emerging Cross-Sectional Technologies 2 Active
US11365107B2 Product dispensing system Emerging Cross-Sectional Technologies 2 Active
USD944941S1 Connector for a sanitizing machine General 2 Active
USD944945S1 Connector for a sanitizing machine General 1 Active

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