Inventor · disambiguated record
Steffen Koehler
Also filed as: KOEHLER STEFFEN · KOEHLER STEFFEN D
5 granted patents·1 pending application·108 citations·filing 1998–2015
78Inventor score
Top patents by PatentIndex Score
6 records- 0173US6426815B1WDM ring transmission system having two hubsCIENA CORP·Filed 1998·Granted Jul 30, 2002·48 cites·19 claims
- 0270US6141125AIntra-node diagnostic signalCIENA CORP·Filed 1998·Granted Oct 31, 2000·44 cites·35 claims
- 0347US6021233AWDM ring transmission system having reduced adjacent channel cross-talkCIENA CORP·Filed 1998·Granted Feb 1, 2000·16 cites·19 claims
- 0445US2010314635A1Chip arrangement, connection arrangement, led and method for producing a chip arrangementOSRAM OPTO SEMICONDUCTORS GMBH·Filed 2008·Application pending·0 cites
- 0543US8754427B2Lens arrangement and LED display deviceGROETSCH STEFAN·Filed 2007·Granted Jun 17, 2014·0 cites·18 claims
- 0638US9520943B2Communication over multimode and single mode fiberFINISAR CORP·Filed 2015·Granted Dec 13, 2016·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →