Inventor · disambiguated record
Per-Olof Liljebrand
Also filed as: LILJEBRAND PER-OLOF · OLSSON MONICA LEGAL REP
6 granted patents·1 pending application·129 citations·filing 1996–2003
85Inventor score
Technology areasE21B
Top patents by PatentIndex Score
7 records- 0156US5890551ARock drilling tool including a drill bit having a recess in a front surface thereofSANDVIK AB·Filed 1997·Granted Apr 6, 1999·46 cites·13 claims
- 0250US6293360B1Thread joint percussive drilling equipmentSANDVIK AB·Filed 1999·Granted Sep 25, 2001·31 cites·12 claims
- 0349US7624822B2Thread jointSANDVIK INTELLECTUAL PROPERTY·Filed 2002·Granted Dec 1, 2009·15 cites·29 claims
- 0443US7185721B2Male portion, drill bit and threaded joint for percussive rock drillingSANDVIK INTELLECTUAL PROPERTY·Filed 2003·Granted Mar 6, 2007·10 cites·13 claims
- 0534US6021855AMethod, drilling tool and rock drill bit for transferring impact energy from a top hammer unitSANDVIK AB·Filed 1996·Granted Feb 8, 2000·16 cites·10 claims
- 0633US6202768B1Rock drilling tool and reamer for percussive drillingSANDVIK AB·Filed 1999·Granted Mar 20, 2001·11 cites·13 claims
- 0726US2002074797A1Thread joint for percussive drilling and parts thereforFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →