Patent assignee · US · COMPANY

Ferro Corporation

428Patents
117Active
428Granted
48Portfolio score

Filing activity: Oct 18, 1973 → Jun 3, 2020 · 46 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6800354B2 Substrates with a self-cleaning surface, a process for their production and their use Emerging Cross-Sectional Technologies 91 Expired
US5278231A Impact-resistant compatibilized polymer blends of olefin polymers and polyamides Chemistry; Metallurgy 82 Expired
US5317059A Impact-resistant polymer blends of olefin polymers, polyamides, and terpolymer compatibilizers Chemistry; Metallurgy 77 Expired
US6174360A Infrared reflective color pigment Chemistry; Metallurgy 76 Expired
US4576612A Fixed ophthalmic lens polishing pad Emerging Cross-Sectional Technologies 72 Expired
US5268050A Process for using an extruder die assembly for the production of fiber reinforced thermoplastic pellets, tapes and similar products Performing Operations; Transporting 71 Expired
US6162849A Thermally conductive thermoplastic Chemistry; Metallurgy 71 Expired
US6454848B2 Infrared reflective color pigment Chemistry; Metallurgy 63 Expired
US6872441B2 Glass ceramic and metal substrates with a self-cleaning surface, method for the production and use thereof Emerging Cross-Sectional Technologies 54 Expired
US4204021A Article of manufacture having composite layer affording abrasion resistant and release properties Emerging Cross-Sectional Technologies 53 Expired
US5548004A Method of preparing coating materials Emerging Cross-Sectional Technologies 52 Expired
US5252521A Bismuth-containing lead-free glass enamels and glazes of low silica content Chemistry; Metallurgy 51 Expired
US6506213B1 Manufacturing orthopedic parts using supercritical fluid processing techniques Human Necessities 51 Expired
US6998051B2 Particles from supercritical fluid extraction of emulsion Performing Operations; Transporting 49 Expired
US6521258B1 Polymer matrices prepared by supercritical fluid processing techniques Emerging Cross-Sectional Technologies 47 Expired
US5274035A Ethylene vinyl acetate compositions and tubing made therefrom Emerging Cross-Sectional Technologies 47 Expired
US5601889A Radio frequency weldable polymer articles Emerging Cross-Sectional Technologies 46 Expired
US5698163A Control system for processes using supercritical fluids Emerging Cross-Sectional Technologies 46 Expired
US6124224A High temperature sealing glass Chemistry; Metallurgy 45 Expired
US4352909A Process for the bromination of polystyrenes Emerging Cross-Sectional Technologies 44 Expired
US7955470B2 Method of decorating laminated glass Emerging Cross-Sectional Technologies 44 Active
US5399597A Method of preparing coating materials Emerging Cross-Sectional Technologies 43 Expired
US6931888B2 Lyophilization method and apparatus for producing particles Mechanical Engineering; Lighting; Heating 43 Expired
US5212238A Toughened compositions of polyamide and functionalized rubber block or graft copolymers Chemistry; Metallurgy 42 Expired
US4733502A Method for grinding and polishing lenses on same machine Emerging Cross-Sectional Technologies 42 Expired

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