JH

Jean El Hajal

📍 Ulm, DE: #69 of 1,004 inventorsTop 7%
Overall (All Time): #501,617 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
11073343 Metal heat exchanger tube Achim Gotterbarm, Ronald Lutz, Manfred Knab 2021-07-27
10996005 Heat exchanger tube Achim Gotterbarm, Ronald Lutz, Manfred Knab 2021-05-04
10974309 Condenser tubes with additional flank structure Achim Gotterbarm, Andreas Beutler 2021-04-13
10976115 Heat exchanger tube Achim Gotterbarm, Ronald Lutz, Manfred Knab 2021-04-13
10948245 Heat exchanger tube Achim Gotterbarm, Ronald Lutz, Manfred Knab 2021-03-16
10094625 Condenser tubes with additional flank structure Achim Gotterbarm, Andreas Beutler 2018-10-09
9097471 Method of producing a heat exchanger tube Andreas Beutler, Ronald Lutz 2015-08-04
8899308 Heat exchanger tube and method for producing it Andreas Beutler, Ronald Lutz 2014-12-02
8550152 Metallic heat exchanger tube Andreas Beutler, Achim Gotterbarm, Ronald Lutz 2013-10-08
8281850 Evaporator tube with optimized undercuts on the groove base Andreas Beutler, Andreas Knoepfler, Ronald Lutz, Andreas Schwitalla 2012-10-09