Inventor · disambiguated record
Onni Issakainen
Also filed as: ISSAKAINEN ONNI
6 granted patents·83 citations·filing 1982–1990
83Inventor score
Files withTAMPELLA OY AB6
Top patents by PatentIndex Score
6 records- 0176US4514111AMethod of and apparatus for installing solder bolts in rock boltingTAMPELLA OY AB·Filed 1982·Granted Apr 30, 1985·20 cites·8 claims
- 0261US4643619AApparatus for feeding cement material into a drill hole for cement bolting of a rockTAMPELLA OY AB·Filed 1984·Granted Feb 17, 1987·12 cites·2 claims
- 0355US4632618AFeed storage for drill rods for a long-hole drilling apparatusTAMPELLA OY AB·Filed 1986·Granted Dec 30, 1986·28 cites·7 claims
- 0454US4974689ADrill hole filling method and apparatusTAMPELLA OY AB·Filed 1988·Granted Dec 4, 1990·17 cites·6 claims
- 0545US4576525AMethod and equipment for performing rock boltingTAMPELLA OY AB·Filed 1984·Granted Mar 18, 1986·5 cites·3 claims
- 0627US5129470ADrill hole filling method and apparatusTAMPELLA OY AB·Filed 1990·Granted Jul 14, 1992·1 cites·12 claims
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