Inventor · disambiguated record
Engelbert Hartl
Also filed as: HARTL ENGELBERT
5 granted patents·67 citations·filing 1987–1994
81Inventor score
Top patents by PatentIndex Score
5 records- 0168US4792959ALaser diodeSIEMENS AG·Filed 1987·Granted Dec 20, 1988·19 cites·17 claims
- 0261US5457756AFiber-optic depolarizerDEUTSCHE AEROSPACE·Filed 1993·Granted Oct 10, 1995·24 cites·17 claims
- 0340US5347354ASagnac-type optical fiber gyroscope having depolarizers of differing lengthsDEUTSCH AEROSPACE·Filed 1992·Granted Sep 13, 1994·11 cites·7 claims
- 0435US5227860ASagnac-type fiber-optic gyro with 3×coupler arrangement for controlling intensity and wavelength of light sourceMESSERSCHMITT BOELLOW BLOHM GM·Filed 1991·Granted Jul 13, 1993·8 cites·8 claims
- 0534US5430818AProtective cladding for a mono-mode directional couplerDEUTSCHE AEROSPACE·Filed 1994·Granted Jul 4, 1995·5 cites·19 claims
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