HH

Heinz Hofmann

SA Siemens Aktiengesellschaft: 2 patents #6,658 of 22,248Top 30%
EA Estel Hoesch Werke Aktiengesellschaft: 1 patents #4 of 30Top 15%
ML Maag Gear-Wheel & Machine Company Limited: 1 patents #21 of 43Top 50%
Overall (All Time): #1,258,657 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7044096 Diesel-electric locomotive Ulrich Foesel, Christian Gritsch, Gyoergy Papp 2006-05-16
6933622 Diesel-electric locomotive and traction grouping composed of at least two diesel-electric locomotives Ulrich Foesel, Christian Gritsch, Gyoergy Papp 2005-08-23
5031491 Tool device 1991-07-16
4507021 Profile element for mining applications Wilhelm Striepeke, Manfred Werner, Herbert Kleinherne, Christoph Zillessen 1985-03-26