SILBERNAGL; Martin Friedrich Ludwig
Patent Applications and Registrations
Patent applications and USPTO patent grants for SILBERNAGL; Martin Friedrich Ludwig.The latest application filed is for "public transit system fare processor for multi-balance funding".
- SILBERNAGL; Martin Friedrich Ludwig - Berlin DE
- Silbernagl; Martin Friedrich Ludwig - Brooklyn NY
| Patent | Date |
|---|---|
| Public Transit System Fare Processor For Multi-balance Funding App 20170091754 - SILBERNAGL; Martin Friedrich Ludwig | 2017-03-30 |
| Public transit system fare processor for multi-balance funding Grant 9,558,487 - Silbernagl January 31, 2 | 2017-01-31 |
| Mass transit fare processing system Grant 9,218,600 - Silbernagl December 22, 2 | 2015-12-22 |
| Mass Transit Fare Processing System App 20140310179 - SILBERNAGL; Martin Friedrich Ludwig | 2014-10-16 |
| Mass transit fare processing system Grant 8,763,902 - Silbernagl July 1, 2 | 2014-07-01 |
| Public transit system fare processor for multi-balance funding App 20140180776 - SILBERNAGL; Martin Friedrich Ludwig | 2014-06-26 |
| Public transit system fare processor for multi-balance funding Grant 8,662,390 - Silbernagl March 4, 2 | 2014-03-04 |
| Public transit system fare processor for multi-balance funding App 20130325566 - Silbernagl; Martin Friedrich Ludwig | 2013-12-05 |
| Public transit system fare processor for multi-balance funding Grant 8,505,816 - Silbernagl August 13, 2 | 2013-08-13 |
| Public transit system fare processor for multi-balance funding App 20130030883 - SILBERNAGL; Martin Friedrich Ludwig | 2013-01-31 |
| Mass transit fare processing system App 20120255994 - SILBERNAGL; Martin Friedrich Ludwig | 2012-10-11 |
| Public transit system fare processor for transfers Grant 8,281,990 - Silbernagl October 9, 2 | 2012-10-09 |
| Public transit system fare processor for transfers App 20090283591 - SILBERNAGL; Martin Friedrich Ludwig | 2009-11-19 |
| Learning fare collection system for mass transit Grant 7,568,617 - Silbernagl , et al. August 4, 2 | 2009-08-04 |
| Learning fare collection system for mass transit Grant 7,566,003 - Silbernagl , et al. July 28, 2 | 2009-07-28 |
| Learning Fare Collection System for Mass Transit App 20080135612 - Silbernagl; Martin Friedrich Ludwig ; et al. | 2008-06-12 |
| Learning Fare Collection System for Mass Transit App 20080140516 - Silbernagl; Martin Friedrich Ludwig ; et al. | 2008-06-12 |
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