HJ

Hermann J. Janssen

MA Mannesmann Vdo Ag: 1 patents #175 of 414Top 45%
SL Sulzer Brothers Limited: 1 patents #172 of 443Top 40%
TG Thyssen Nordseewerke Gmbh: 1 patents #10 of 17Top 60%
📍 Thalwil, CH: #111 of 384 inventorsTop 30%
Overall (All Time): #1,041,742 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6550408 Method and apparatus for loading and unloading cargo from a twin-hull sea-going ship 2003-04-22
6417779 Display having a transilluminable display panel Heinrich Noll 2002-07-09
4942837 Ice breaker Jens-Holger Hellmann, Richard Holscher, Alfred Kleemann, Karl-Heinz Rupp, Joachim Schwarz +2 more 1990-07-24
4815966 Burner for burning liquid or gaseous fuels 1989-03-28
4230445 Burner for a fluid fuel 1980-10-28