Inventor · Torrington, CT, US

John M. Grillo

7Patents
5h-index
13Co-inventors
56Inventor score

Filing activity: Feb 24, 1989 → Jan 7, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US4940936A Antifriction bearing with a clip-on sensor cooperating with a shaft mounted magnetic encoder retainer ring Physics 25 Expired
US5067350A Sensor to determine rotational parameters Physics 19 Expired
US5570013A Speed sensor assembly having a fluid seal carrier and piloting cup Physics 17 Expired
US6027250A Roller bearing segment for swashplates and other limited-oscillation applications Mechanical Engineering; Lighting; Heating 10 Expired
US5103170A Antifriction bearing with a clip-on sensor Physics 9 Expired
US5234269A Antifriction bearing with a clip-on sensor Emerging Cross-Sectional Technologies 5 Expired
US6811012B2 Clutch release bearing with rollerized fork contacts Mechanical Engineering; Lighting; Heating 1 Expired

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