193 patents
Page 2 of 10
Utility
Optical Fiber Cladding Light Stripper
11 May 23
Multi-clad optical fiber cladding light stripper (CLS) comprising an inner cladding with one or more recessed surface regions to remove light propagating within the inner cladding.
Teemu KOKKI, Christopher LUETJEN, Ryan HAWKE
Filed: 4 Jan 23
Utility
Cladless fiber for fiber laser pump and combiner
2 May 23
Some embodiments may include a packaged laser diode assembly, comprising: a length of optical fiber having a core and a polymer buffer in direct contact with the core, the length of optical fiber having a first section and a second section, the first section of the length of optical fiber including a tip of an input end of the optical fiber, wherein the polymer buffer covers only the second section of the first and second sections; one or more laser diodes to generate laser light; means for directing a beam derived from the laser light into the input end of the length of optical fiber; a light stripper attached to the core in the first section of the length of optical fiber.
Shuang Li, Jiamin Zhang, Manoj Kanskar, Chendong Bai
Filed: 16 Sep 20
Utility
System and method of three-dimensional imaging
11 Apr 23
Systems and methods for three-dimensional imaging are disclosed.
Paul S. Banks
Filed: 22 Dec 20
Utility
All-fiber Divergence Limiter
6 Apr 23
Disclosed is an optical fiber-based divergence-limiting device for limiting divergence from a first maximum divergence of input light to a second maximum divergence of output light, in which the second maximum divergence is less than the first maximum divergence.
Roger L. FARROW, Dahv A.V. KLINER, Tyson L. LOWDER
Filed: 21 Jan 21
Utility
Reducing interference in an active illumination environment
28 Mar 23
Apparatuses, systems and methods are disclosed for reducing interference between an active illumination device and external radiation sources, for example, other active illumination devices operating within the vicinity.
Bodo Schmidt
Filed: 20 Dec 18
Utility
Multi-band Pumping of Doped Fiber Sources
9 Mar 23
Disclosed are embodiments for multi-band pumping of a doped fiber source.
Tyson L. Lowder, Dahv A.V. Kliner
Filed: 29 Jan 21
Utility
Focus assessment in dynamically focused laser system
14 Feb 23
Some embodiments may include a method assessing whether a dynamic focus module in a three axis galvanometric scanning system (three-axis GSS) is associated with a focus calibration error.
Jay Small, Ken Gross
Filed: 12 Mar 20
Utility
Optimization of High Resolution Digitally Encoded Laser Scanners for Fine Feature Marking
9 Feb 23
Disclosed herein are laser scanning systems and methods of their use.
Ken Gross
Filed: 5 Aug 22
Utility
Optical fiber cladding light stripper
7 Feb 23
Multi-clad optical fiber cladding light stripper (CLS) comprising an inner cladding with one or more recessed surface regions to remove light propagating within the inner cladding.
Teemu Kokki, Christopher Luetjen, Ryan Hawke
Filed: 20 Sep 19
Utility
Capillary Tube to Strip Back-reflected Light
2 Feb 23
Some embodiments may include a fiber laser including two or more input fibers and an output fiber to deliver a beam to a workpiece, the fiber laser comprising.
Juan Carlos LUGO, Teemu KOKKI, Roger FARROW, Dahv A.V. KLINER
Filed: 28 Jan 21
Utility
Laser Patterning Skew Correction
26 Jan 23
A laser patterning alignment method provides a way to position a target at a working distance in a laser patterning system such that fiducial marks on the target are positioned in view of at least three laser patterning system cameras, and with each laser patterning system camera, to locate a fiducial mark on the target and sending location data of the located fiducial mark to a controller, to determine corrections required to align expected fiducial mark locations with the sent fiducial mark location data, and to adjust the laser patterning system with the determined corrections.
Vito P. Errico, Roger C. Shipman
Filed: 6 Oct 22
Utility
Corrosion Resistant Heatsink Method, System, and Apparatus
26 Jan 23
A heat source package, comprising a housing having a metal base portion with one or more channels formed therein, the one or more channels having an inner surface, a coating of an anti-corrosive material adhered to a portion of the inner surface of the one or more channels wherein the anti-corrosive material is selected to have a thermal conductivity within a threshold range such that the coating changes the thermal resistance of a coated portion of the channel less than 25% with respect to an uncoated portion of the metal base portion.
Mark J. DEFRANZA, Eric MARTIN
Filed: 22 Dec 20
Utility
Controlling Optics In an Enclosure Using Magnetic Actuation
12 Jan 23
A magnetically-actuated laser beam control assembly may include a magnetically permeable cover arranged to sealingly couple to an optics housing to cover an opening of the optics housing, an interior sub-assembly, and an exterior sub-assembly.
Kenneth V. ALMONTE, Aaron Brown
Filed: 16 Jun 22
Utility
Continuous Wave Output In a Laser System Arranged for Pulsed Output
29 Dec 22
Some embodiments may include a fiber laser system comprising: a pump combiner; a plurality of fiber laser pump modules arranged for pumping a pulsed output from the fiber laser system; and a pump controller to operate in a first operation mode to pump a pulsed output from the fiber laser system and to operate in a second different operation mode to pump a continuous wave (CW) output from the fiber laser system; the pump controller to, in the first operation mode, simultaneously activate individual fiber laser pump modules of the plurality of fiber laser pump modules; and the pump controller to, in the second operation mode, sequentially activate the individual fiber laser pump modules of the plurality of fiber laser pump modules.
Kevin Michael CARBONE, C. Geoffrey FANNING, Dennis MCCAL, Richard FARMER
Filed: 16 Mar 22
Utility
Methods of and Systems for Processing Using Adjustable Beam Characteristics
22 Dec 22
A method of processing by controlling one or more beam characteristics of an optical beam may include: launching the optical beam into a first length of fiber having a first refractive-index profile (RIP); coupling the optical beam from the first length of fiber into a second length of fiber having a second RIP and one or more confinement regions; modifying the one or more beam characteristics of the optical beam in the first length of fiber, in the second length of fiber, or in the first and second lengths of fiber; confining the modified one or more beam characteristics of the optical beam within the one or more confinement regions of the second length of fiber; and/or generating an output beam, having the modified one or more beam characteristics of the optical beam, from the second length of fiber.
Ken GROSS, Brian VICTOR, Robert J. MARTINSEN, Dahv A.V. KLINER, Roger FARROW
Filed: 30 Jun 22
Utility
High-numerical aperture light stripper
20 Dec 22
A fiber connector, comprising a housing comprising a region extending in a lengthwise direction an optical fiber disposed in the region, a first portion of the optical fiber comprising an inner core, a cladding layer surrounding the core, and a first outer polymer layer surrounding the cladding layer and a second portion of the optical fiber comprising the inner core, the cladding layer surrounding the core and a second outer polymer layer that is different from the first polymer layer.
Dahv A. V. Kliner
Filed: 6 Mar 19
Utility
Calibration validation using geometric features in galvanometric scanning systems
13 Dec 22
Some embodiments may include a method of generating assessment data in a system including a galvanometric scanning system (GSS) having a laser device to generate a laser beam and an X-Y scan head module to position the laser beam on a work piece.
Jay Small, Ken Gross
Filed: 12 Mar 20
Utility
High Brightness Fiber Coupled Diode Lasers with Circularized Beams
1 Dec 22
Apparatus include a plurality of laser diodes configured to emit respective laser diode beams having perpendicular fast and slow beam divergence axes mutually perpendicular to respective beam axes, and beam shaping optics configured to receive the laser diode beams and to circularize an ensemble image space and NA space of the laser diode beams at an ensemble coupling plane.
Zhigang Chen, Jay Small, Manoj Kanskar
Filed: 14 Aug 20
Utility
Variable Magnification Afocal Telescope Element
1 Dec 22
Apparatus include a transmissive optical substrate configured to receive a plurality of laser beams propagating along respective parallel beam axes at respective initial beam displacements with respect to an optical axis of the transmissive optical substrate, and configured to produce laser output beams having reduced displacements, wherein the transmissive optical substrate includes first and second surfaces with respective first and second curvatures defined to increase an output beam magnification and to nonlinearly increase an output beam displacement from the optical axis for a linearly increasing input beam displacement from the optical axis.
Jay Small, Zhigang Chen, Manoj Kanskar
Filed: 14 Aug 20
Utility
Method and system for robust and extended illumination waveforms for depth sensing in 3D imaging
29 Nov 22
The methods and systems disclosed herein improve upon previous 3D imaging techniques by making use of a longer illumination pulse to obtain the same or nearly the same range resolution as can be achieved by using a much shorter, conventional laser pulse.
Paul S. Banks, Bodo Schmidt, C. Stewart Tuvey
Filed: 24 Mar 18