Inventor · disambiguated record
Otto Tschumi
Also filed as: TSCHUMI OTTO
6 granted patents·1 pending application·188 citations·filing 1990–2013
84Inventor score
Top patents by PatentIndex Score
7 records- 0180US5458470APumping apparatusSANDOZ LTD·Filed 1993·Granted Oct 17, 1995·61 cites·13 claims
- 0276US5851580AShotcrete spraying processFiled 1996·Granted Dec 22, 1998·78 cites·13 claims
- 0371US5094403AShotcrete gunSANDOZ LTD·Filed 1990·Granted Mar 10, 1992·35 cites·6 claims
- 0445US5076501AShotcrete gunSANDOZ LTD·Filed 1990·Granted Dec 31, 1991·12 cites·12 claims
- 0539US2015275666A1Device and method for determining at least one parameter, which determines the application of sprayed concreteATLAS COPCO ROCK DRILLS AB·Filed 2013·Application pending·0 cites
- 0627US6065685ASpray nozzleMBT HOLDING AG·Filed 1997·Granted May 23, 2000·2 cites·10 claims
- 0726US9366136B2Device for coating tunnel wallsWINGEIER LARS·Filed 2005·Granted Jun 14, 2016·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →