Inventor · disambiguated record
Denis Champaigne
Also filed as: CHAMPAIGNE DENIS
3 granted patents·20 citations·filing 2007–2009
67Inventor score
Technology areasE21D
Top patents by PatentIndex Score
3 records- 0166US8485758B2Yieldable cone bolt and method of manufacturing sameCAI MING·Filed 2009·Granted Jul 16, 2013·6 cites·28 claims
- 0264US7632045B2Detachable anchor bolt mixing head for use in mine roof support systems and method of using sameMANSOUR MINING INC·Filed 2007·Granted Dec 15, 2009·9 cites·23 claims
- 0358US8899883B2Anchor tendon with selectively deformable portionsCHAMPAIGNE DENIS·Filed 2009·Granted Dec 2, 2014·5 cites·25 claims
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