Inventor · Trotwood, OH, US

John C. Layman

5Patents
4h-index
10Co-inventors
50Inventor score

Filing activity: Jul 27, 1989 → Apr 25, 2003

Most-cited inventions

PatentTitleAreaCited byStatus
US6549126B2 Dry interface corner actuator single sensor for lining wear and low reservoir detection Mechanical Engineering; Lighting; Heating 24 Expired
US6619039B2 Brake master cylinder-sensor system and method Performing Operations; Transporting 14 Expired
US5025628A Master cylinder reservoir diaphragm venting arrangement Performing Operations; Transporting 7 Expired
US6766644B2 Master cylinder with by-pass function and proportioning valve Performing Operations; Transporting 6 Expired
US6871496B2 Adjustable dual center port compensation for master cylinder Performing Operations; Transporting 0 Expired

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