Inventor · disambiguated record
Leif Nielsen
Also filed as: NIELSEN LEIF · NIELSEN LEIF H
13 granted patents·203 citations·filing 1974–2021
92Inventor score
Files withDANFOSS AS9BOEHRINGER INGELHEIM AGROVET1NORDISKE KABEL TRAAD1REX ROTARY INTERNATIONAL1SIEMENS GAMESA RENEWABLE ENERGY AS1
Top patents by PatentIndex Score
13 records- 0180US3934426AThermostatic expansion valve for refrigeration installationsDANFOSS AS·Filed 1974·Granted Jan 27, 1976·36 cites·6 claims
- 0276US4475686AValve for liquid injection into a refrigerant evaporatorDANFOSS AS·Filed 1983·Granted Oct 9, 1984·40 cites·2 claims
- 0370US4032070AThermostatic expansion valve for refrigeration installationsDANFOSS AS·Filed 1975·Granted Jun 28, 1977·28 cites·1 claims
- 0466US4106691AValve arrangement for refrigeration plantsDANFOSS AS·Filed 1977·Granted Aug 15, 1978·24 cites·4 claims
- 0563US12210051B2Fault gas detection system for a liquid filled high voltage transformerSIEMENS GAMESA RENEWABLE ENERGY AS·Filed 2021·Granted Jan 28, 2025·0 cites·11 claims
- 0657US4318529AActuating apparatus for adjusting a movable element, particularly the closure member of a valveDANFOSS AS·Filed 1980·Granted Mar 9, 1982·14 cites·2 claims
- 0753US4258899AActuating apparatus for adjusting a movable element, particularly the closure member of a valveDANFOSS AS·Filed 1978·Granted Mar 31, 1981·10 cites·1 claims
- 0846US4364238AValve for refrigeration plantDANFOSS AS·Filed 1980·Granted Dec 21, 1982·13 cites·1 claims
- 0946US4158437AThermostatic expansion valve for refrigeration plantsDANFOSS AS·Filed 1977·Granted Jun 19, 1979·11 cites·1 claims
- 1045US5395622ACalcium chloride containing preparation for the prevention or the treatment of hypocalcemia in ruminantsBOEHRINGER INGELHEIM AGROVET·Filed 1993·Granted Mar 7, 1995·14 cites·3 claims
- 1141US4309885AMachine for forming a head on a shank, such as a nail or a screwNORDISKE KABEL TRAAD·Filed 1980·Granted Jan 12, 1982·8 cites·14 claims
- 1235US4323220AActuating apparatus for adjusting a movable element, particularly the closure member of a valveDANFOSS AS·Filed 1980·Granted Apr 6, 1982·5 cites·1 claims
- 1328US4254425AElectric discharge printing device having a laminar stylusREX ROTARY INTERNATIONAL·Filed 1978·Granted Mar 3, 1981·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →