Patent assignee · CH · COMPANY

Unaxis Trading Ltd

18Patents
0Active
18Granted
33Portfolio score

Filing activity: Sep 2, 1998 → Dec 5, 2005

Most-cited patents

PatentTitleAreaCited byStatus
US6916407B2 Target comprising thickness profiling for an RF magnetron Electricity 31 Expired
US6471837B1 Vacuum coating installation and coupling device Chemistry; Metallurgy 28 Expired
US6454920B1 Magnetron sputtering source Electricity 27 Expired
US6492011B1 Wear-resistant workpiece and method for producing same Emerging Cross-Sectional Technologies 25 Expired
US6284106A Method of producing flat panels Electricity 24 Expired
US6427973B1 Vacuum system with a vacuum plate valve Mechanical Engineering; Lighting; Heating 19 Expired
US6454855B1 Method for producing coated workpieces, uses and installation for the method Electricity 18 Expired
US6918352B2 Method for producing coated workpieces, uses and installation for the method Electricity 15 Expired
US6827976B2 Method to increase wear resistance of a tool or other machine component Emerging Cross-Sectional Technologies 15 Expired
US6454908B1 Vacuum treatment system Electricity 6 Expired
US7067191B2 Method to increase wear resistance of a tool or other machine component Emerging Cross-Sectional Technologies 4 Expired
US6879450B2 Interference colored filters Physics 3 Expired
US6676814B1 Substrate coated with an MgO layer Chemistry; Metallurgy 3 Expired
US6468703B1 Method for producing a structure of interference colored filters Physics 3 Expired
US6702901B2 Chamber for chemical vapor deposition Chemistry; Metallurgy 2 Expired
US6391112B1 Heat-exchanging workholder for a vacuum unit Electricity 2 Expired
US6706122B2 Method for removing layers of hard material Chemistry; Metallurgy 2 Expired
US7407084B2 Method for mounting a semiconductor chip onto a substrate Electricity 0 Expired

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