Inventor · Tyler, TX, US

J. Mark Hagan

4Patents
4h-index
6Co-inventors
36Inventor score

Filing activity: Aug 17, 2005 → Aug 1, 2007

Most-cited inventions

PatentTitleAreaCited byStatus
USD589605S1 Air inlet grille General 106 Expired
US7351274B2 Air filtration system control Performing Operations; Transporting 69 Active
USD588257S1 Air inlet grille General 30 Expired
USD540930S1 Door for air filter apparatus General 4 Expired

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