Patent assignee · FR · COMPANY

NITRUVID

7Patents
2Active
7Granted
31Portfolio score

Filing activity: Feb 14, 1990 → Dec 28, 2017

Most-cited patents

PatentTitleAreaCited byStatus
US5480683A Process for reducing the coefficient of friction and wear between a metal part and an organic polymer-or copolymer-based part and its application to artificial limb-joints and fittings working in marine environments Emerging Cross-Sectional Technologies 41 Expired
US5302422A Deposition process of a ceramic coating on a metallic substrate Chemistry; Metallurgy 36 Expired
US5077091A Deposition process in the vapour phase at low temperature of a ceramic coating of the metallic nitride or carbonitride type Chemistry; Metallurgy 12 Expired
US5308707A Treatment process for depositing a layer of carbon in vapour phase on the surface of a metal article and article thus obtained Emerging Cross-Sectional Technologies 10 Expired
US7074460B2 Method for treating the surface of a part and resulting part Performing Operations; Transporting 0 Expired
US9889467B2 Method for thermochemically treating a part while masking a portion and corresponding mask Chemistry; Metallurgy 0 Active
US10625300B2 Method for thermochemically treating a part while masking a portion and corresponding mask Chemistry; Metallurgy 0 Active

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