HJ

Hans-Peter Jaekel

FF Firma Carl Freudenberg: 2 patents #154 of 512Top 35%
Volkswagen: 2 patents #811 of 3,450Top 25%
📍 Frellstedt, DE: #1 of 2 inventorsTop 50%
Overall (All Time): #1,296,289 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5213066 Evaporation cooled internal combustion engine Andreas Sausner, Klaus Mertens, Jens Sielaff, Karl-Heinrich Spies, Hans-Juergen Schafer 1993-05-25
5172657 Evaporation cooled internal combustion engine Andreas Sausner, Klaus Mertens 1992-12-22
5094192 Safety arrangement for an internal combustion engine Ulrich Seiffert 1992-03-10
5092282 Evaporation cooling system for an internal combustion engine Gerfried Danekas, Kurt Hiestermann, Knut Milbradt, Krystof Papierski, Hans Schafer +4 more 1992-03-03