Wietfeld; Christian

Patent Applications and Registrations

Patent applications and USPTO patent grants for Wietfeld; Christian.The latest application filed is for "method for monitoring airspace".

Company Profile

0.9.13

Wietfeld; Christian - Dortmund DE
Wietfeld, Christian - Falkensee 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
Method for monitoring airspace Grant 10,325,506 - Goddemeier , et al.	2019-06-18
Method for ensuring functional reliability in electromobility by means of digital certificates Grant 10,017,067 - Groning , et al. July 10, 2	2018-07-10
Method For Monitoring Airspace App 20170025023 - GODDEMEIER; NIKLAS ; et al.	2017-01-26
Access method and communication system for accessing a protected communication service Grant 9,374,378 - Wietfeld , et al. June 21, 2	2016-06-21
Method For Ensuring Functional Reliability In Electromobility By Means Of Digital Certificates App 20160052416 - Wietfeld; Christian ; et al.	2016-02-25
Computer Implemented Method For Hybrid Simulation Of Power Distribution Network And Associated Communication Network For Real Time Applications App 20150286759 - Rehtanz; Christian ; et al.	2015-10-08
Approach warning system and method for detecting the approach of moving objects Grant 9,035,759 - Wietfeld , et al. May 19, 2	2015-05-19
Method for detecting and warning against wrong-way drivers, and wrong-way driver reporting and warning system Grant 8,917,188 - Wietfeld , et al. December 23, 2	2014-12-23
Access Method And Communication System For Accessing A Protected Communication Service App 20140282953 - Wietfeld; Christian ; et al.	2014-09-18
Approach Warning System And Method For Detecting The Approach Of Moving Objects App 20130176144 - Wietfeld; Christian ; et al.	2013-07-11
Method For Detecting And Warning Against Wrong-way Drivers, And Wrong-way Driver Reporting And Warning System App 20130147639 - Wietfeld; Christian ; et al.	2013-06-13
Method for monitoring data transmissions App 20050091370 - Wietfeld, Christian	2005-04-28
Method for creating or changing subscriber-related entries in a database App 20040133681 - Wietfeld, Christian	2004-07-08
WAP-group-call App 20020009990 - Kleier, Stephan ; et al.	2002-01-24

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