Inventor · disambiguated record
Hans-Ulrich Hafner
Also filed as: HAEFNER HANS-ULRICH · HAFNER HANS-ULRICH
5 granted patents·135 citations·filing 1989–1997
83Inventor score
Top patents by PatentIndex Score
5 records- 0176US6065295ALow-temperature refrigerator with cold head and a process for optimizing said cold head for a desired temperature rangeLEYBOLD VAKUUM GMBH·Filed 1996·Granted May 23, 2000·35 cites·17 claims
- 0265US5400604ACryopump and process for regenerating said cryopumpLEYBOLD AG·Filed 1991·Granted Mar 28, 1995·32 cites·43 claims
- 0357US5111667ATwo-stage cryopumpLEYBOLD AG·Filed 1991·Granted May 12, 1992·25 cites·18 claims
- 0455US4953359AMethod of adapting a two-stage refrigerator cryopump to a specific gasLEYBOLD AG·Filed 1989·Granted Sep 4, 1990·17 cites·11 claims
- 0551US6263677B1Multistage low-temperature refrigeration machineLEYBOLD VAKUUM GMBH·Filed 1997·Granted Jul 24, 2001·26 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →