58 patents
Utility
Method for manufacturing of patterned SrB
9 Jan 24
An SrB4O7 or PbB4O7 crystal is configured with a plurality of domains with respective periodically alternating polarity of the crystal axis so that the disclosed crystal is capable of quasi-phasematching (QPM).
Dan Perlov, Alexander Zaytsev, Anatolii Zamkov, Nikita Radionov, Aleksandr Cherepakhin, Nikolay Evtikhiev, Andrey Sadovskiy
Filed: 16 Dec 19
Utility
High power cladding pumped single mode fiber Raman laser fees
2 Jan 24
A Raman fiber laser source (RFLS) is configured with a feeding fiber delivering MM pump radiation to an inner cladding of double-clad MM Raman fiber laser.
Valentin Gapontsev, Igor Samartsev, Nikolai Platanov
Filed: 14 May 18
Utility
Laser alignment apparatus and system for alignment of output fiber of a fiber laser
5 Dec 23
A laser alignment system is used to align an output fiber with a fiber laser, for example, when coupling a feeding fiber to a process fiber using a beam coupler or switch.
Yuri Grapov
Filed: 8 Jun 21
Utility
Laser lift off systems and methods that overlap irradiation zones to provide multiple pulses of laser irradiation per location at an interface between layers to be separated
21 Nov 23
Laser lift off systems and methods overlap irradiation zones to provide multiple pulses of laser irradiation per location at the interface between layers of material to be separated.
Cristian Porneala, Mathew Hannon, Marco Mendes, Jeffrey P. Sercel
Filed: 12 Apr 21
Utility
Multi-laser system and method for cutting and post-cut processing hard dielectric materials
21 Nov 23
Laser processing of hard dielectric materials may include cutting a part from a hard dielectric material using a continuous wave laser operating in a quasi-continuous wave (QCW) mode to emit consecutive laser light pulses in a wavelength range of about 1060 nm to 1070 nm.
Jeffrey P. Sercel, Marco Mendes, Rouzbeh Sarrafi, Joshua Schoenly, Xiangyang Song, Mathew Hannon, Miroslaw Sokol
Filed: 19 Oct 20
Utility
Pulse configurable fiber laser unit
14 Nov 23
A pulse configurable laser unit is an environmentally stable, mechanically robust, and maintenance-free ultrafast laser source for low-energy industrial, medical and analytical applications.
Andrey Bordenyuk, Dmitry Pestov, Vadim Lozovoy, Igor Samartsev
Filed: 5 Sep 19
Utility
Methods and systems for coherent imaging and feedback control for modification of materials via imaging a feedstock supply stream interferometrically
31 Oct 23
Methods and systems are provided for using optical interferometry in the context of material modification processes such as surgical laser, sintering, and welding applications.
Jordan Kanko, Paul Webster, James M. Fraser
Filed: 10 May 22
Utility
High power laser converter based on patterned SRB4B07 or PBB407 crystal
8 Aug 23
The disclosed laser system is configured with a laser source outputting light at a fundamental frequency.
Valentin Gapontsev, Aleksander Cherepakhin, Anatolii Zamkov, Nikolay Evtikhiev, Dan Perlov, Aleksander Zaytsev, Andrey Sadovskiy, Nikita Radionov
Filed: 18 Dec 19
Utility
High efficiency laser system for third harmonic generation
30 May 23
A frequency conversion laser system is configured with a single mode (SM) laser source outputting a pulsed pump beam at a fundamental frequency and a nonlinear optical system operating to convert the fundamental frequency sequentially to a second harmonic (SH) and then third harmonic (TH).
Andrei Babushkin, Andrey Bordenyuk
Filed: 29 Mar 17
Utility
Ergonomic steering handle
4 Apr 23
Catheter steering handles that are ergonomically designed to enable an operator to reduce hand fatigue.
Gregory Altshuler, Ilya Yaroslavsky, Dmitri Boutoussov, Viktoriya Andreeva, Olivier Traxer, Michael Barenboym, Isaac Ostrovsky, Anastasiya Kovalenko
Filed: 20 Jan 20
Utility
High powered laser electronics
4 Apr 23
A laser system comprising high voltage AC-to-DC power converter and one or more current sources coupled to the high voltage AC-to-DC power converter without a DC-to-DC converter between the one or more current sources and the AC-to-DC power source.
Adam Pinard, Wolf Fuchs, Keith Millea, Oleg Shkurikhin
Filed: 10 Mar 21
Utility
Joining device and joining method
28 Mar 23
A joining device and method for laser-based joining of two components includes a first laser radiation source, a first radiation guide connected to the first radiation source to couple first laser radiation into the first radiation guide, a second laser radiation source, at least one second radiation guide connected to the second radiation source to couple second laser radiation into the second radiation guide, and a focusing device coupled to the laser radiations and focusing them at a distance from each other into a joining zone of the components.
Thorge Hammer, Wilfried Reimann, Eugene Shcherbakov
Filed: 14 Dec 20
Utility
Laser apparatus and method of processing thin films
7 Mar 23
A method of fiber laser processing of thin film deposited on a substrate includes providing a laser beam from at least one fiber laser which is guided through a beam-shaping unit onto the thin film.
Limanov Alexander, Michael Von Dadelszen, Joshua Schoenly, Manuel Leonardo
Filed: 31 Jul 18
Utility
System and method for laser beveling and/or polishing
31 Jan 23
Laser processing of hard dielectric materials may include cutting a part from a hard dielectric material using a continuous wave laser operating in a quasi-continuous wave (QCW) mode to emit consecutive laser light pulses in a wavelength range of about 1060 nm to 1070 nm.
Jeffrey P. Sercel, Marco Mendes, Rouzbeh Sarrafi, Joshua Schoenly, Xiangyang Song, Mathew Hannon, Miroslaw Sokol
Filed: 24 May 19
Utility
Methods and systems for coherent imaging and feedback control for modification of materials using dynamic optical path switch in the reference arms
27 Dec 22
Methods and systems are provided for using optical interferometry in the context of material modification processes such as surgical laser or welding applications.
Paul J. L. Webster, James M. Fraser, Victor X. D. Yang
Filed: 8 Feb 21
Utility
Pre-welding analysis and associated laser welding methods and fiber lasers utilizing pre-selected spectral bandwidths that avoid the spectrum of an electronic transition of a metal/alloy vapor
1 Nov 22
The present invention benefits from the determination that pre-selected spectral bandwidths that avoid the spectrum of an electronic transition of a metal/alloy vapor allow for welds substantially free from detritus that may discolor the weld.
Matthias Leistner, Sebastian Favre-Bulle, Audrey Mashkin
Filed: 22 Mar 19
Utility
Monitoring material processing using imaging signal density determined from inline coherent imaging (ICI)
4 Oct 22
Systems, methods and apparatuses are used for monitoring material processing using imaging signal density calculated for an imaging beam directed to a workpiece or processing region, for example, during inline coherent imaging (ICI).
Christopher M. Galbraith, Jordan Kanko, Paul J. L. Webster, Cole Van Vlack, Genevieve Elizabeth Hayes
Filed: 19 Dec 19
Utility
Chirped pulse amplification laser system
13 Sep 22
The ultra-short pulse chirped pulse amplification (CPA) laser system and method of operating CPA laser system include outputting nearly transform limited (TL) pulses by a mode locked laser.
Alex Yusim, Bruce Jenket, Anton Drozhzhin, George Venus, Igor Samartsev, Dmitry Pestov, Anton Ryabtsev
Filed: 29 Mar 18
Utility
System and method laser for processing of materials
6 Sep 22
A multiple wavelength laser processing system is configured with a multiple wavelength laser source for generating a multiple wavelength coaxial laser processing beam.
Alexey Avdokhin, Pancho Tzankov, Andrei Babushkin, Jonathan Ehrmann, Jeffrey Kmetec
Filed: 20 Nov 17
Utility
Methods and systems for characterizing laser machining properties by measuring keyhole dynamics using interferometry
30 Aug 22
A method, apparatus, and system are provided to monitor and characterize the dynamics of a phase change region (PCR) created during laser welding, specifically keyhole welding, and other material modification processes, using low-coherence interferometry.
Paul J. L. Webster
Filed: 24 Apr 20