Inventor · Sheboygan, WI, US

Mark A. Risberg

2Patents
2h-index
3Co-inventors
30Inventor score

Filing activity: Sep 18, 1986 → Apr 16, 1990

Most-cited inventions

PatentTitleAreaCited byStatus
US5046201A Pressurized flush toilet tank Fixed Constructions 33 Expired
US4646370A Shroud for lavatory trap Fixed Constructions 23 Expired

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