Patent assignee · GB · COMPANY

FORT VALE ENGINEERING LIMITED

8Patents
0Active
8Granted
29Portfolio score

Filing activity: Mar 22, 1983 → Apr 6, 2001

Most-cited patents

PatentTitleAreaCited byStatus
US5299597A Valve operating handle Emerging Cross-Sectional Technologies 37 Expired
US4915355A Seal Emerging Cross-Sectional Technologies 30 Expired
US5105966A Manlid for a container tank Mechanical Engineering; Lighting; Heating 20 Expired
US4691734A Valve seals Emerging Cross-Sectional Technologies 16 Expired
US6364369B2 Tube connecting device Mechanical Engineering; Lighting; Heating 14 Expired
US5865210A Valve assembly Emerging Cross-Sectional Technologies 10 Expired
US5156374A Valve assembly Mechanical Engineering; Lighting; Heating 6 Expired
US4590959A Valves Emerging Cross-Sectional Technologies 4 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.