Inventor · disambiguated record
Niels Friis
Also filed as: FRIIS NIELS · FRIIS NIELS CHRISTIAN OLAF
5 granted patents·67 citations·filing 1993–2009
80Inventor score
Top patents by PatentIndex Score
5 records- 0180US8683772B2Truss mounting braceFRIIS NIELS·Filed 2009·Granted Apr 1, 2014·17 cites·19 claims
- 0253US5591857AProcess for the preparation of 2,3,5,6-tetrachloropyridineCHEMINOVA AGRO AS·Filed 1993·Granted Jan 7, 1997·5 cites·14 claims
- 0348US6202767B1Double acting hydraulic jarINTERNAT PETROLEUM EQUIPMENT L·Filed 1997·Granted Mar 20, 2001·30 cites·26 claims
- 0434US6328101B1Impact enhancing toolINTERNAT PETROLEUM EQUIPMENT L·Filed 1998·Granted Dec 11, 2001·14 cites·17 claims
- 0532US5599939AProcess for the preparation of 2,3,5,6-tetrachloropyridineCHEMINOVA AGRO AS·Filed 1995·Granted Feb 4, 1997·1 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →