Patent assignee · US · COMPANY

Atotech USA, Inc.

21Patents
0Active
21Granted
32Portfolio score

Filing activity: Dec 30, 1991 → Feb 25, 2002

Most-cited patents

PatentTitleAreaCited byStatus
US6045874A Fluid delivery method Electricity 30 Expired
US5614264A Fluid delivery apparatus and method Electricity 22 Expired
US6004448A Deposition of chromium oxides from a trivalent chromium solution containing a complexing agent for a buffer Chemistry; Metallurgy 20 Expired
US5669980A Aluminum desmut composition and process Chemistry; Metallurgy 20 Expired
US5601695A Etchant for aluminum alloys Chemistry; Metallurgy 17 Expired
US5543182A Self-accelerating and replenishing non-formaldehyde immersion coating method Electricity 17 Expired
US5494529A Treatment method for cleaning and drying printed circuit boards and the like Emerging Cross-Sectional Technologies 16 Expired
US5553633A Apparatus for treatment of printed circuit boards and the like Emerging Cross-Sectional Technologies 13 Expired
US5725640A Composition and process for treating a surface coated with a self-accelerating and replenishing non-formaldehyde immersion coating Electricity 12 Expired
US5553700A Treatment method and apparatus for printed circuit boards and the like Emerging Cross-Sectional Technologies 12 Expired
US5895563A Etchant for aluminum alloys Chemistry; Metallurgy 12 Expired
US5531889A Method and apparatus for removing resist particles from stripping solutions for printed wireboards Physics 10 Expired
US5656148A High current density zinc chloride electrogalvanizing process and composition Chemistry; Metallurgy 7 Expired
US5904773A Fluid delivery apparatus Electricity 6 Expired
US5766685A Treatment method and apparatus for printed circuit boards and the like Emerging Cross-Sectional Technologies 5 Expired
US5282954A Alkoxylated diamine surfactants in high-speed tin plating Chemistry; Metallurgy 5 Expired
US5628893A Halogen tin composition and electrolytic plating process Chemistry; Metallurgy 5 Expired
US5718818A High current density zinc sulfate electrogalvanizing process and composition Chemistry; Metallurgy 4 Expired
US5599444A Apparatus for removing resist particles from stripping solutions for printed wireboards Physics 3 Expired
US6585812B2 High current density zinc sulfate electrogalvanizing process and composition Chemistry; Metallurgy 2 Expired
US6365031B1 High current density zinc sulfate electrogalvanizing process and composition Chemistry; Metallurgy 2 Expired

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