USINOR
80Patents
8Active
80Granted
40Portfolio score
Filing activity: May 22, 1980 → Dec 4, 2009 · 7 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6096441A | Austenoferritic stainless steel having a very low nickel content and a high tensile elongation | Emerging Cross-Sectional Technologies | 39 | Expired |
| US6358338B1 | Process for manufacturing strip made of an iron-carbon-manganese alloy, and strip thus produced | Chemistry; Metallurgy | 30 | Expired |
| US6592968B1 | Composite sheet intended for drawing, comprising a main sheet and at least one adhesively bonded patching sheet blank as a patch | Emerging Cross-Sectional Technologies | 24 | Expired |
| US6387535B1 | Sheet having a multilayer structure | Emerging Cross-Sectional Technologies | 23 | Expired |
| US6056917A | Austenitic stainless steel having a very low nickel content | Chemistry; Metallurgy | 21 | Expired |
| US6693264B2 | Vacuum and gas tight enclosure for induction heating system | Emerging Cross-Sectional Technologies | 20 | Expired |
| US8309004B2 | Method for producing a composite part | Performing Operations; Transporting | 16 | Expired |
| US6824672B2 | Use of austenitic stainless steels in applications requiring anti-coking properties | Emerging Cross-Sectional Technologies | 14 | Expired |
| US6588494B1 | Method for continuous casting of highly ductile ferritic stainless steel strips between rolls, and resulting thin strips | Chemistry; Metallurgy | 13 | Expired |
| US6086689A | Process for manufacturing a foil of ferritic stainless steel having a high aluminum content, aluminum-containing ferritic stainless steel, and catalyst support useful for a motor-vehicle exhaust | Chemistry; Metallurgy | 13 | Expired |
| US6328826A | "Method of fabricating ""TRIP"" steel in the form of thin strip, and thin strip obtained in this way" | Chemistry; Metallurgy | 12 | Expired |
| US6106638A | Process for manufacturing thin strip of ferritic stainless steel, and thin strip thus obtained | Chemistry; Metallurgy | 11 | Expired |
| US6582835B2 | Coated ferrite stainless steel sheet usable in the automobile exhaust sector | Emerging Cross-Sectional Technologies | 10 | Expired |
| US7687152B2 | High strength molten zinc plated steel sheet and process of production of same | Emerging Cross-Sectional Technologies | 10 | Active |
| US6082437A | Side wall for closing off the casting space of a plant for the twin-roll continuous casting of thin metal strip | Performing Operations; Transporting | 9 | Expired |
| US6914213B2 | Method and device for overlapping welding of two coated metal sheets with a beam of high energy density | Performing Operations; Transporting | 9 | Expired |
| USRE37214E | Device for continuous casting between rolls with applied side dams | General | 9 | Expired |
| US5992196A | Process for pickling a piece of steel and in particular a sheet strip of stainless steel | Performing Operations; Transporting | 9 | Expired |
| US6051058A | Protective coating comprising boron nitride for refractory material members of an ingot mold for continuous casting of metals | Performing Operations; Transporting | 8 | Expired |
| US8926772B2 | Method of producing austenitic iron/carbon/manganese steel sheets having a high strength and excellent toughness and being suitable for cold forming, and sheets thus produced | Emerging Cross-Sectional Technologies | 8 | Active |
| US7462251B2 | Method for making an abrasion-resistant steel plate | Chemistry; Metallurgy | 8 | Expired |
| US6398286B1 | Reinforced and lightweight motor-vehicle bonnett | Performing Operations; Transporting | 7 | Expired |
| US6498328B2 | Transverse flux induction heating device with magnetic circuit of variable width | Electricity | 7 | Expired |
| US7416615B2 | Very-high-strength and low-density, hot-rolled steel sheet and manufacturing process | Chemistry; Metallurgy | 6 | Expired |
| US7699947B2 | Ultrahigh strength hot-rolled steel and method of producing bands | Chemistry; Metallurgy | 6 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.