HZ

Hong Zhang

SA Siemens Aktiengesellschaft: 3 patents #37 of 1,235Top 3%
📍 Regensburg, DE: #7 of 109 inventorsTop 7%
Overall (2005): #23,114 of 245,428Top 10%
3
Patents 2005

Issued Patents 2005

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6959539 Exhaust-gas cleaning system for an internal-combustion engine Gerd Rösel 2005-11-01
6948358 Method for diagnosing incorrect valve lift adjustment in an internal combustion engine Frank Weiss 2005-09-27
6877354 Method for balancing ozone sensors Klaus Bayerle, Frank Hacker 2005-04-12