Inventor · Lexington, MA, US

Param Singh

12Patents
11h-index
11Co-inventors
69Inventor score

Filing activity: Sep 17, 1979 → Nov 30, 2007

Most-cited inventions

PatentTitleAreaCited byStatus
US4902272A Intra-arterial cardiac support system Human Necessities 299 Expired
US4888009A Prosthetic heart valve Emerging Cross-Sectional Technologies 234 Expired
US4888011A Artificial heart Human Necessities 136 Expired
US8249983B2 Method and apparatus for managing transactions Physics 132 Expired
US4626243A Gravity-independent infusion system Human Necessities 120 Expired
US8266065B2 Method and apparatus for managing transactions Physics 111 Active
US4785795A High-frequency intra-arterial cardiac support system Human Necessities 108 Expired
US8229850B2 Method and apparatus for managing transactions Physics 87 Active
US4782817A Ventricular support system Human Necessities 40 Expired
US8255336B2 Method and apparatus for managing transactions Physics 36 Active
US4784648A Infiltration indicator and alarm Human Necessities 20 Expired
US4259988A Vortex-diode check valve with flexible diaphragm Emerging Cross-Sectional Technologies 9 Expired

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