Inventor · disambiguated record
Derrek R. Drachenberg
Also filed as: DRACHENBERG DERREK R · Drachenberg Derrek Reginald
11 granted patents·18 citations·filing 2013–2020
84Inventor score
Files withL LIVERMORE NAT SECURITY LLC11
Top patents by PatentIndex Score
11 records- 0187US10033148B2Waveguide design for line selection in fiber lasers and amplifiersL LIVERMORE NAT SECURITY LLC·Filed 2016·Granted Jul 24, 2018·5 cites·33 claims
- 0285US11269137B2Wavelength selective filtering with non-radial array of microstructure elementsL LIVERMORE NAT SECURITY LLC·Filed 2020·Granted Mar 8, 2022·2 cites·20 claims
- 0385US10348050B2Nd3+fiber laser and amplifierL LIVERMORE NAT SECURITY LLC·Filed 2016·Granted Jul 9, 2019·4 cites·27 claims
- 0483US9124066B2Diffractive optical elements for transformation of modes in lasersL LIVERMORE NAT SECURITY LLC·Filed 2013·Granted Sep 1, 2015·5 cites·16 claims
- 0570US10838149B2Dual-core fiber amplifier for separation of thermal and nonlinear effectsL LIVERMORE NAT SECURITY LLC·Filed 2019·Granted Nov 17, 2020·1 cites·40 claims
- 0667US9373928B2Diffractive optical elements for transformation of modes in lasersL LIVERMORE NAT SECURITY LLC·Filed 2015·Granted Jun 21, 2016·1 cites·8 claims
- 0763US10978849B2User defined intensity profile laser beamL LIVERMORE NAT SECURITY LLC·Filed 2019·Granted Apr 13, 2021·0 cites·30 claims
- 0853US10897116B2Method and apparatus for ensuring a uniform temperature profile in ribbon fiber lasers and amplifiersL LIVERMORE NAT SECURITY LLC·Filed 2017·Granted Jan 19, 2021·0 cites·30 claims
- 0952US11460639B2Wavelength selective transfer of optical energyL LIVERMORE NAT SECURITY LLC·Filed 2019·Granted Oct 4, 2022·0 cites·55 claims
- 1047US11787727B2Method for fabrication of sleeveless photonic crystal canes with an arbitrary shapeL LIVERMORE NAT SECURITY LLC·Filed 2018·Granted Oct 17, 2023·0 cites·6 claims
- 1145US11340396B2Non-circular optical fiber and mode shape converter and methodL LIVERMORE NAT SECURITY LLC·Filed 2018·Granted May 24, 2022·0 cites·32 claims
Join the waitlist — get patent alerts
Get an alert when Derrek R. Drachenberg files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →