HF

Hans-Joachim Forth

LG Leybold-Heraeus Gmbh: 4 patents #23 of 219Top 15%
LG Leybold Gmbh: 2 patents #119 of 430Top 30%
Overall (All Time): #890,194 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5400604 Cryopump and process for regenerating said cryopump Hans-Ulrich Hafner, Hans-Jurgen Mundinger, Gerd Flick, Hans-Hermann Klein, Uwe Timm 1995-03-28
4953359 Method of adapting a two-stage refrigerator cryopump to a specific gas Hans-Ulrich Hafner 1990-09-04
4757689 Cryopump, and a method for the operation thereof Werner Bachler, Hans-Hermann Klein, Wilhelm Strasser 1988-07-19
4614093 Method of starting and/or regenerating a cryopump and a cryopump therefor Werner Bachler, Hans-Hermann Klein 1986-09-30
4475345 Refrigerator with pneumatic and working gas-supply control Rolf Heisig 1984-10-09
4408469 Refrigerator cryostat 1983-10-11