Patent assignee · US · COMPANY

Norco, Inc.

22Patents
0Active
22Granted
29Portfolio score

Filing activity: Sep 23, 1974 → Jan 3, 2000

Most-cited patents

PatentTitleAreaCited byStatus
US4692075A Panel fastener Mechanical Engineering; Lighting; Heating 37 Expired
US5366313A Strut construction Emerging Cross-Sectional Technologies 32 Expired
US4198872A Mechanical screw transmission Emerging Cross-Sectional Technologies 29 Expired
US4022076A Anti-backlash automatically reversing nut for a diamond thread screw Emerging Cross-Sectional Technologies 27 Expired
US4008625A Floating nut construction Emerging Cross-Sectional Technologies 18 Expired
US4609314A Panel fastener Mechanical Engineering; Lighting; Heating 17 Expired
US4199999A Ball-type mechanical transmission Emerging Cross-Sectional Technologies 16 Expired
US4031765A Reversing nut for diamond thread screw Emerging Cross-Sectional Technologies 16 Expired
US3945744A Telescoping strut construction Emerging Cross-Sectional Technologies 16 Expired
US5364201A Hinged strut construction Emerging Cross-Sectional Technologies 14 Expired
US5265970A Strut construction Emerging Cross-Sectional Technologies 13 Expired
US4362415A Extensible and retractable strut with safety latch Emerging Cross-Sectional Technologies 13 Expired
US6428060B1 Latch mechanism Emerging Cross-Sectional Technologies 10 Expired
US5191805A Anti-friction nut Emerging Cross-Sectional Technologies 6 Expired
US5592852A Mechanical oscillator Emerging Cross-Sectional Technologies 5 Expired
US5644950A Heavy-duty mechanical oscillator Emerging Cross-Sectional Technologies 5 Expired
US4392281A Releasable fastener Emerging Cross-Sectional Technologies 5 Expired
US5044679A Latch construction Emerging Cross-Sectional Technologies 3 Expired
US5860324A Mechanical drive assembly incorporating counter-spring biased, radially-adjustable rollers Emerging Cross-Sectional Technologies 2 Expired
US5192098A Latch construction Emerging Cross-Sectional Technologies 2 Expired
US5680795A Mechanical drive assembly incorporating counter-spring biassed radially-adjustable rollers Emerging Cross-Sectional Technologies 2 Expired
US5709127A Mechanical oscillator Emerging Cross-Sectional Technologies 2 Expired

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