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Inventor

Leif Åkesson

Inventor
Älvsjö, SE

Overview

12→
Patents
1981–2012
Patent span
Performing operations
Primary field (CPC B)

Patents· 12 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C23Cprimary
C23CCoating metallic material21%
Y10TTechnical subjects covered by former us classification19%
B23BTurning14%
C22CAlloys14%
B22FWorking metallic powder7%
B23CMilling7%
B23PMetal-working not otherwise provided for7%
E21BEarth or rock drilling5%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form2%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy2%
PatentTitleYear
8,101,291'Coated cemented carbide insert particularly useful for heavy duty operations'20128,043,729'Coated cutting tool insert'20117,976,607'Cemented carbide with refined structure'20117,799,443'Coated cermet cutting tool and use thereof'20107,767,319'Insert'2010RE041119'Borehole opener'20107,416,778'Method for high speed machining and coated cutting tool'2008RE039987'Coated turning insert'20086,360,831'Borehole opener'2002RE035538'Sintered body for chip forming machine'19974,843,039'Sintered body for chip forming machining'19894,300,952'Cemented hard metal'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981Based in Stockholm, SE· patent location history
1989–1997Patents assigned to SANTRADE LTD (2)· patent assignee history
1989–1997Based in Alvsjo, SE· patent location history
2002Patents assigned to HALLIBURTON ENERGY SERV INC (1)· patent assignee history
2002–2010Based in Sandnes, NO· patent location history
2008–2012Patents assigned to SANDVIK INTELLECTUAL PROPERTY (7)· patent assignee history
2008–2012Based in Älvsjö, SE· patent location history
2010–2012Patents assigned to AAKESSON LEIF (2)· patent assignee history
2010Patents assigned to CAROSIELLI ANTONIO (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SANDVIK INTELLECTUAL PROPERTY72008–2012
AAKESSON LEIFself22010–2012
SANTRADE LTD21989–1997
CAROSIELLI ANTONIO12010
HALLIBURTON ENERGY SERV INC12002
Locations
LocationPatentsSpan
Älvsjö, SE72008–2012
Sandnes, NO22002–2010
Alvsjo, SE21989–1997
Stockholm, SE11981