Inventor · Perly, CH

Raphael Prina

5Patents
2h-index
4Co-inventors
33Inventor score

Filing activity: Apr 25, 1989 → Jul 9, 1991

Most-cited inventions

PatentTitleAreaCited byStatus
US4993684A Valve for fluid Emerging Cross-Sectional Technologies 12 Expired
US5163654A Electromagnetically controlled valve for the control of the passage of a fluid Mechanical Engineering; Lighting; Heating 6 Expired
USD327116S Electropneumatic pressure regulator with integrated electronic control General 1 Expired
USD341411S Valve General 0 Expired
US5172726A Pressure regulator Emerging Cross-Sectional Technologies 0 Expired

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