Inventor · disambiguated record
Jan Edvard Persson
Also filed as: PERSSON JAN · PERSSON JAN E · PERSSON JAN EDVARD
9 granted patents·1 pending application·245 citations·filing 1973–2016
90Inventor score
Top patents by PatentIndex Score
10 records- 0189US4620600ADrill arrangementPERSSON JAN E·Filed 1984·Granted Nov 4, 1986·98 cites·10 claims
- 0277US3986569ADrill string element handling apparatusATLAS COPCO AB·Filed 1974·Granted Oct 19, 1976·41 cites·20 claims
- 0373US10673361B2Actuator with integrated position sensor and play compensationSONCEBOZ SA·Filed 2016·Granted Jun 2, 2020·2 cites·26 claims
- 0470US6557470B1Method and apparatus for cleaning a rubber coated cylinder in an offset pressFiled 1998·Granted May 6, 2003·17 cites·5 claims
- 0570US4076467ASpecially reinforced flexible tube pumping chamberPERSSON JAN EDVARD·Filed 1976·Granted Feb 28, 1978·22 cites·15 claims
- 0669US3974891ACrawler vehicleATLAS COPCO AB·Filed 1975·Granted Aug 17, 1976·20 cites·62 claims
- 0765US3973634ADevice for feeding a reel along a trackATLAS COPCO AB·Filed 1973·Granted Aug 10, 1976·17 cites·5 claims
- 0844US4591010ACoupling between a drill bit and a drill shaftPERSSON JAN E·Filed 1985·Granted May 27, 1986·18 cites·10 claims
- 0939US3965997AMethod and apparatus for guiding and sealing a drill stringATLAS COPCO AB·Filed 1974·Granted Jun 29, 1976·10 cites·10 claims
- 1029US2011129335A1Rotor Assembly for a Reheat Steam TurbineAXELSSON GOERAN·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →