RH

Ralf Hirche

IA Inficon Ag: 3 patents #36 of 140Top 30%
LG Leybold Vakuum Gmbh: 1 patents #32 of 64Top 50%
Overall (All Time): #1,243,223 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7717681 Leak detector comprising a vacuum apparatus Thomas Böhm, Ulrich Doebler, Werner Grosse Bley 2010-05-18
7082813 Test gas leakage detector Werner Grosse-Bley, Thomas Böhm 2006-08-01
7030381 Method for detecting a gas using an infrared gas analyser and gas analyser suitable for carrying out said method Ralf Kilian, Randolf Rolff, Gerhard Küster 2006-04-18
6030189 Friction vacuum pump with intermediate inlet Thomas Böhm 2000-02-29