Learn more

ERASTEEL KLOSTER AB

Overview
  • Total Patents
    71
  • GoodIP Patent Rank
    221,665
  • Filing trend
    ⇩ 100.0%
About

ERASTEEL KLOSTER AB has a total of 71 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1991. It filed its patents most often in Sweden, EPO (European Patent Office) and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets materials and metallurgy, mechanical elements and environmental technology are KLOSTER SPEEDSTEEL AB, HOEGANAES AKTIEBOLAG PUBL and NINGBO HONGBO MACHINERY MFT CO LTD.

Patent filings per year

Chart showing ERASTEEL KLOSTER ABs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Westin Leif 20
#2 Sundin Stefan 19
#3 Wisell Henry 15
#4 Billgren Per 6
#5 Jonsson Karin 5
#6 Vikner Peter 5
#7 Sandberg Odd 5
#8 Nordberg Lars-Olov 3
#9 Svensk Lars 3
#10 Nordberg Lars-Olof 2

Latest patents

Publication Filing date Title
CA2864525A1 System for metal atomisation and method for atomising metal powder
WO2009082328A1 High speed steel
CN101258258A Powder metallurgically manufactured high speed steel
EP1922430A1 Powder metallurgically manufactured high speed steel
KR20080038130A Powder metallugically manufactured steel, a tool comprising the steel and a method for manufacturing the tool
WO2005054531A1 Martensitic chromium-nitrogen steel and its use
AU2003302772A1 Composite metal product and method for the manufacturing of such a product
WO0027578A1 Tool blank, use and manufacturing
AU1424500A Steel, use of the steel, product made of the steel and method of producing the steel
SE9900521D0 Treatment of metal smelt to form metal powder by atomisation
EP1024917A1 A steel and a heat treated tool thereof manufactured by an integrated powder metallurgical process and use of the steel for tools
UA42751C2 method for manufacture of composite metal article
EP0738193A1 Method relating to powder metallurgical manufacturing of a body
US5435827A High speed steel manufactured by power metallurgy
SE9102301D0 High-speed steel mfd. by powder metallurgy - has high hardness and wear-resistance after hardening and tempering
SE9102299D0 High speed tool steel mfd. by powder metallurgy for high resistance to wear - comprises carbon@, silicon@, manganese@, chromium@, molybdenum@, tungsten@, vanadium@ and iron@, for tools with high toughness e.g. knives
SE9102298D0 High=speed steel mfd. by powder metallurgy - has high toughness in combination with useful hardness and strength