Inventor
Franz X. Kaertner
Inventor
Newton, MA, US
Overview
Patents· 32 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Sprimary
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light28%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein19%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light11%
H05GX-ray technique9%
G02BOptical elements, systems or apparatus7%
H01JElectric discharge tubes or discharge lamps5%
H05HPlasma technique5%
G04GElectronic time-pieces4%
B82YSpecific uses or applications of nanostructures2%
G01NInvestigating or analysing materials by determining their chemical or physical properties2%
PatentTitleYear
10,305,253Methods and apparatus for mode-locking on-chip lasers201910,304,651Charged particles accelerator apparatus, charged particle gun and method of accelerating charged particles201910,216,064Optical parametric waveform synthesizer and method for synthesizing optical waveforms201910,212,796X-ray pulse source and method for generating X-ray pulses201910,095,083Method and apparatus for generating THz radiation20189,697,924'Coherent electron and radiation production using transverse spatial modulation and axial transfer'20179,244,332'Pulse light source device and method for creating fs pulses'20169,065,241'Methods, systems, and apparatus for high energy optical-pulse amplification at high average power'20158,982,450'Methods and apparatus for broadband frequency comb stabilization'20158,976,447'Broadband dispersion-free optical filter cavities based on dielectric mirrors with complementary dispersion'20158,916,813'Background-free balanced optical cross correlator'20148,798,106'Mode-locking with reduced nonlinearity using gain-matched output couplers'20148,787,529'Compact coherent current and radiation source'20148,704,198'Efficient high-harmonic-generation-based EUV source driven by short wavelength light'20148,390,921'Cavity-enhanced parametric amplification at full repetition rate'20138,194,709'High-repetition-rate guided-mode femtosecond laser'20127,940,390'Compact background-free balanced cross-correlators'20117,880,204'System and method for providing a high frequency response silicon photodetector'20117,839,905'Carrier-envelope phase shift using linear media'20107,812,423'Optical device comprising crystalline semiconductor layer and reflective element'20107,593,644'Synchronization of lasers and RF sources using timing information transfer in the optical domain'20097,555,023'Quasi-synchronously pumped lasers for self-starting pulse generation and widely tunable systems'20097,433,043'Two-dimensional spectral shearing interferometry for ultrafast pulse characterization'20087,405,868'Cavity-enhanced optical parametric amplification'20087,397,567'Balanced optical-radiofrequency phase detector'20087,391,850'Compact, high-flux, short-pulse x-ray source'20087,369,714'High-speed electronic carrier-injection modulator based on high-index-contrast Si-waveguide'20087,256,940'Multi-layer thin-film broadband beam splitter with matched group delay dispersion'20077,190,524'Process for fabrication of high reflectors by reversal of layer sequence and application thereof'20076,904,187'Method of efficient carrier generation in silicon waveguide systems for switching/modulating purposes using parallel pump and signal waveguides'20056,741,619'Semiconductor elements for stabilizing laser output'20046,590,925'Double-chirped mirror systems and methods'2003Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2003–2019Patents assigned to MASSACHUSETTS INST TECHNOLOGY (28)· patent assignee history
2003–2004Based in Rheinstetten, DE· patent location history
2005–2017Based in Newton, MA, US· patent location history
2012–2015Patents assigned to KAERTNER FRANZ X (9)· patent assignee history
2013–2015Patents assigned to HONG KYUNG-HAN (3)· patent assignee history
2014–2015Patents assigned to CHEN LI-JIN (2)· patent assignee history
2014–2019Based in Hamburg, DE· patent location history
2014–2015Based in Newtown, MA, US· patent location history
2015Based in Cambridge, MA, US· patent location history
2018–2019Patents assigned to DEUTSCHES ELEKTRONEN SYNCHROTRON DESY (4)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MASSACHUSETTS INST TECHNOLOGY | 28 | 2003–2019 |
| KAERTNER FRANZ Xself | 9 | 2012–2015 |
| DEUTSCHES ELEKTRONEN SYNCHROTRON DESY | 4 | 2018–2019 |
| HONG KYUNG-HAN | 3 | 2013–2015 |
| CHEN LI-JIN | 2 | 2014–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Newton, Massachusetts, US | 18 | 2005–2017 |
| Hamburg, DE | 7 | 2014–2019 |
| Cambridge, Massachusetts, US | 2 | 2015 |
| Newtown, Massachusetts, US | 2 | 2014–2015 |
| Rheinstetten, DE | 2 | 2003–2004 |