Inventor · Battle Creek, MI, US

Ralph E. Holmquist

3Patents
3h-index
6Co-inventors
43Inventor score

Filing activity: Dec 26, 1989 → May 15, 2000

Most-cited inventions

PatentTitleAreaCited byStatus
US5007886A Limited slip differential Mechanical Engineering; Lighting; Heating 67 Expired
US5484347A Variable rate locking differential with pyrolitic-carbon friction clutch Mechanical Engineering; Lighting; Heating 23 Expired
US6319166A Compact locking differential Mechanical Engineering; Lighting; Heating 14 Expired

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