Janssen; Hartmut

Patent Applications and Registrations

Patent applications and USPTO patent grants for Janssen; Hartmut.The latest application filed is for "aluminium composite material having a corrosion protection layer".

Company Profile

2.6.24

Janssen; Hartmut - Hilden N/A DE
Janssen; Hartmut - Berlin DE

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Flux-free joining of aluminium composite materials Grant 10,773,325 - Eckhard , et al. Sept	2020-09-15
Aluminium composite material having an internal solder layer Grant 10,610,977 - Janssen	2020-04-07
Booking and cancellation method, and method for collecting tolls in a toll collection system Grant 10,417,834 - Buchheim , et al. Sept	2019-09-17
Aluminium Composite Material Having a Corrosion Protection Layer App 20190047092 - Bermig; Gerhard ; et al.	2019-02-14
Aluminium composite material for use in thermal flux-free joining methods and method for producing same App 20180221994 - Eckhard; Kathrin ; et al.	2018-08-09
Aluminium composite material for use in thermal flux-free joining methods and method for producing same App 20180222151 - Eckhard; Kathrin ; et al.	2018-08-09
Aluminium Solder Alloy Free from Si Primary Particles and Method for Producing It App 20180126496 - Janssen; Hartmut ; et al.	2018-05-10
Aluminium Solder Alloy Free from Si Primary Particles and Method for Producing It App 20170282306 - Janssen; Hartmut ; et al.	2017-10-05
Aluminium composite material having an internal solder layer App 20170266766 - Janssen; Hartmut	2017-09-21
Heat Exchanger, Use of an Aluminium Alloy and of an Aluminium Strip as well as a Method for the Production of an Aluminium Strip App 20170260612 - Janssen; Hartmut ; et al.	2017-09-14
Aluminium composite material having an internal solder layer Grant 9,718,149 - Janssen August 1, 2	2017-08-01
Flux-free Joining of Aluminium Composite Materials App 20160325367 - Eckhard; Kathrin ; et al.	2016-11-10
Aluminium composite material having an internal solder layer App 20160107268 - Janssen; Hartmut	2016-04-21
Aluminium Composite Material for Fluxless Brazing App 20150053751 - Eckhard; Kathrin ; et al.	2015-02-26
Booking And Cancellation Method, And Method For Collecting Tolls In A Toll Collection System App 20150012309 - Buchheim; Timm ; et al.	2015-01-08
Method For Manufacturing Tube Plate Fin Heat Exchangers App 20140298653 - Nordlien; Jan Halvor ; et al.	2014-10-09
Aluminium Alloy Free From Si Primary Particles App 20130302643 - Grun; Gerd-Ulrich ; et al.	2013-11-14

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