Inventor · Tiburon, CA, US

Mark I. Singer

6Patents
6h-index
2Co-inventors
49Inventor score

Filing activity: Oct 29, 1981 → Nov 2, 1998

Most-cited inventions

PatentTitleAreaCited byStatus
US4435853A Voice prosthesis device and placement tool therefor Human Necessities 41 Expired
US4911716A Surgical implant for a voice prosthesis Human Necessities 40 Expired
US7025784B1 Method and apparatus for a tracheal valve Human Necessities 37 Expired
US4614516A Voice prosthesis device Human Necessities 33 Expired
US6193751A Tracheostoma valve with spring-loaded piston Human Necessities 20 Expired
US4586931A Auto actuatable switch, speech simulator and method for tracheotomized individuals Human Necessities 9 Expired

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