Patent assignee · FR · COMPANY

IMPHY S.A.

17Patents
0Active
17Granted
33Portfolio score

Filing activity: Jun 24, 1980 → Jan 12, 1998

Most-cited patents

PatentTitleAreaCited byStatus
US5838080A Stepper motor for clockwork in which the stator consists of a soft magnetic alloy and soft magnetic alloy Electricity 27 Expired
US4350883A Method of marking and of identifying objects marked by electrically conducting elements Physics 26 Expired
US5898259A Shadow mask frame of a cathode ray tube, its process of manufacture, and suspension element of a shadow mask frame Electricity 15 Expired
US5888848A Connection leads for an electronic component Electricity 14 Expired
US5783145A Iron-nickel alloy and cold-rolled strip with a cubic texture Chemistry; Metallurgy 13 Expired
US4639280A Monocrystalline alloy with a nickel matrix basis Chemistry; Metallurgy 9 Expired
US5643697A Process for manufacturing a shadow mask made of an iron/nickel alloy Chemistry; Metallurgy 7 Expired
US5788783A Iron-nickel alloy for stretched shadow mask Chemistry; Metallurgy 6 Expired
US5919319A Iron-cobalt alloy, process for manufacturing a strip made of iron-cobalt alloy, and strip obtained Chemistry; Metallurgy 5 Expired
US5744868A Encapsulated electronic component having a plurality of connection leads of martensitic structural-hardening conductive alloy Electricity 4 Expired
US5642771A Process and device for manufacturing at least one metal strip of small width and metal strip obtained by this process Performing Operations; Transporting 3 Expired
US4950335A Process for producing articles for magnetic use Electricity 3 Expired
US5753178A Austenitic stainless steel for use when hot Chemistry; Metallurgy 2 Expired
US6106639A Stainless steel wire and process of manufacture Emerging Cross-Sectional Technologies 2 Expired
US5441578A Method for producing soft magnetic alloys with very high permeability and alloys resulting therefrom Emerging Cross-Sectional Technologies 1 Expired
US4525431A Iron-based alloys for welded structural elements, method of manufacturing such elements and structures built therefrom Emerging Cross-Sectional Technologies 1 Expired
US6118211A Device for suspending the shadow mask of a cathode ray display tube comprising a bimetal, and bimetal Electricity 0 Expired

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