Inventor · Phillipston, MA, US

Ernest V. Johnson

2Patents
2h-index
3Co-inventors
33Inventor score

Filing activity: Feb 26, 1988 → May 10, 1994

Most-cited inventions

PatentTitleAreaCited byStatus
US4949194A Ceramic support arm for movably positioning transducers Physics 43 Expired
US5444587A Method and apparatus for attaching metallic and ceramic materials Emerging Cross-Sectional Technologies 30 Expired

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