Inventor · disambiguated record
Ulf R. Hjelmner
Also filed as: HJELMNER ULF · HJELMNER ULF R
4 granted patents·247 citations·filing 1977–1992
82Inventor score
Technology areasB01D
Top patents by PatentIndex Score
4 records- 0194US4246102AMethod for separating pollutants from liquidNORDSTJERNAN REDERI AB·Filed 1977·Granted Jan 20, 1981·92 cites·13 claims
- 0292US4126546AMethod for the filtration of a suspension or emulsionNORDSTJERNAN REDERI AB·Filed 1977·Granted Nov 21, 1978·78 cites·10 claims
- 0390US4197201AApparatus for the filtration of a suspension or emulsionNORDSTJERNAN REDERI AB·Filed 1978·Granted Apr 8, 1980·62 cites·5 claims
- 0447US5698106AFiltration process and apparatusNORDIC WATER PROD AB·Filed 1992·Granted Dec 16, 1997·15 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →