Inventor · Joliet, IL, US

John C. Crenshaw

3Patents
2h-index
1Co-inventors
27Inventor score

Filing activity: Aug 19, 1976 → Oct 10, 1978

Most-cited inventions

PatentTitleAreaCited byStatus
USD247741S Clock General 10 Expired
USD251058S Timer General 10 Expired
USD259926S Housing for alarm device General 2 Expired

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