Inventor · Roscoe, IL, US

Christopher Hardwick

13Patents
4h-index
12Co-inventors
53Inventor score

Filing activity: Oct 3, 2008 → May 24, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US7998251B2 Vortex waste separator apparatus Chemistry; Metallurgy 35 Active
US7998250B2 Multiple vortex waste separator apparatus Emerging Cross-Sectional Technologies 14 Active
US8607370B2 Flush valve and vacuum generator for vacuum waste system Fixed Constructions 12 Active
US8291525B2 Vacuum waste system and method for using the same Emerging Cross-Sectional Technologies 11 Active
US8578959B2 Rinse valve for vacuum waste system Emerging Cross-Sectional Technologies 4 Active
USD619227S1 Bowl for vacuum waste system General 2 Expired
US9422706B2 Rinse valve for vacuum waste system Emerging Cross-Sectional Technologies 1 Active
US10208468B2 Maintenance mode for aircraft vacuum toilet Mechanical Engineering; Lighting; Heating 1 Active
US10301805B2 Aircraft vacuum toilet system splashguard Mechanical Engineering; Lighting; Heating 1 Active
US10041241B2 Method and apparatus for installation of a toilet system on an aircraft Mechanical Engineering; Lighting; Heating 0 Active
USD619228S1 Vacuum waste system General 0 Expired
US10774513B2 Aircraft vacuum toilet system splashguard Mechanical Engineering; Lighting; Heating 0 Active
USD618775S1 Vacuum waste system General 0 Expired

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