Inventor · disambiguated record
Erik C. Nygaard
Also filed as: NYGAARD ERIK C
4 granted patents·41 citations·filing 1983–2013
74Inventor score
Top patents by PatentIndex Score
4 records- 0175US4500369AEmulsion explosiveNORSK HYDRO AS·Filed 1983·Granted Feb 19, 1985·27 cites·9 claims
- 0268US9284232B2Safe blends of ammonium nitrate (AN) with urea, or of an AN-comprising product with a urea-comprising productYARA INT ASA·Filed 2013·Granted Mar 15, 2016·1 cites·11 claims
- 0343US4992119AExplosive comprising a mixture of a nitrate-oil explosive and a water-in-oil emulsion explosive, and a method for its manufactureNORSK HYDRO AS·Filed 1990·Granted Feb 12, 1991·7 cites·4 claims
- 0437US5445663AFertilizer composition comprising dispersions or solutions of nutrient compounds and method for its manufactureNORSK HYDRO AS·Filed 1993·Granted Aug 29, 1995·6 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →