Inventor
Christian Friedrich
Inventor
Munich, DE
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
Y10Tprimary
Y10TTechnical subjects covered by former us classification15%
C01BNon-metallic elements8%
C03CChemical composition of glasses, glazes or vitreous enamels8%
C04BLime, magnesia8%
C23CCoating metallic material8%
F01NGas-flow silencers or exhaust apparatus for machines or engines in general8%
F16FSprings8%
H01RElectrically-conductive connections8%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems8%
H05BElectric heating8%
PatentTitleYear
10,003,250Modular converter circuit having sub-modules, which are operated in linear operation20189,843,122'Fixing element for connecting printed circuit board and busbar, and power distributor having the same'20178,887,494'System for introducing fuels into the exhaust tract of a motor vehicle, and fuel vaporizer for the same'20147,490,585'Balance shaft for a reciprocating piston engine'20097,445,851'Heat-insulating layer system'20086,921,882'Ceramic cooktop'20056,322,759'Ozonizer using a thermally sprayed ceramic dielectric'20015,160,090'Method of making high-strength brazed joints'1992Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2005–2008Based in Munich, DE· patent location history
2008Patents assigned to FORSCHUNGSZENTRUM JUELICH GMBH (1)· patent assignee history
2009Based in Graz, AT· patent location history
2014Patents assigned to BRICHZIN VOLKER (1)· patent assignee history
2014Patents assigned to ELLER MARTIN (1)· patent assignee history
2014Patents assigned to FRIEDRICH CHRISTIAN (1)· patent assignee history
2014Based in Landau, DE· patent location history
2017Patents assigned to DRAEXLMAIER LISA GMBH (1)· patent assignee history
2017Based in Landshut, DE· patent location history
2018Based in Schmelz, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BRICHZIN VOLKER | 1 | 2014 |
| DRAEXLMAIER LISA GMBH | 1 | 2017 |
| ELLER MARTIN | 1 | 2014 |
| FORSCHUNGSZENTRUM JUELICH GMBH | 1 | 2008 |
| FRIEDRICH CHRISTIANself | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Munich, DE | 2 | 2005–2008 |
| Schmelz, DE | 1 | 2018 |
| Landshut, DE | 1 | 2017 |
| Landau, DE | 1 | 2014 |
| Graz, AT | 1 | 2009 |