Inventor · Paris, KY, US

John R. Engle

4Patents
2h-index
2Co-inventors
38Inventor score

Filing activity: Nov 14, 1986 → Dec 3, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US5482033A Anesthetic waste gas evacuation system Emerging Cross-Sectional Technologies 8 Expired
US4772049A Multiple ply document Emerging Cross-Sectional Technologies 7 Expired
US4772048A Multiple ply document Emerging Cross-Sectional Technologies 2 Expired
US10654650B1 Barrel rolling safety device Performing Operations; Transporting 1 Active

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