HZ

Hong Zhang

SA Siemens Aktiengesellschaft: 6 patents #7 of 1,154Top 1%
📍 Regensburg, DE: #1 of 74 inventorsTop 2%
Overall (2002): #6,164 of 266,432Top 3%
6
Patents 2002

Issued Patents 2002

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6438947 Method for adapting a raw NOx concentration value of an internal combustion engine operating with an excess of air Wolfgang Ludwig, Corinna Pfleger 2002-08-27
6439038 Method for monitoring the operability of a lambda sensor Gerd Rösel 2002-08-27
6385966 Method for regenerating an NOx storage catalyst 2002-05-14
6372120 Method for determining a nitrogen oxide concentration Jürgen Rössler 2002-04-16
6373144 Method and device for controlling a prime mover Johann Frohlich 2002-04-16
6347513 Method for regenerating a NOx storage catalytic converter for an internal combustion engine Corinna Pfleger 2002-02-19