Inventor · Bedford, NH, US

James Erhardt

6Patents
3h-index
4Co-inventors
46Inventor score

Filing activity: Jun 30, 2009 → Jan 17, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US8375991B2 Valve assembly Emerging Cross-Sectional Technologies 17 Active
US8051497B1 Head covering apparatus Human Necessities 14 Active
US8479319B1 Method for using a head covering apparatus Human Necessities 6 Active
US11603995B2 Tankless water heater isolation valve assembly Mechanical Engineering; Lighting; Heating 1 Active
US12241640B2 Tankless water heater isolation valve assembly Mechanical Engineering; Lighting; Heating 0 Active
US8419842B2 Hydronic system air eliminator Emerging Cross-Sectional Technologies 0 Active

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