Method and device for the laser-based machining of sheet-like substrates

H Schillinger, R Grundmüller - US Patent 10,421,683, 2019 - Google Patents
A method for the laser-based machining of a sheet-like substrate, in order to separate the
substrate into multiple portions, in which the laser beam of a laser for machining the …

Laser cutting of display glass compositions

S Marjanovic, AR Nieber, GA Piech… - US Patent …, 2017 - Google Patents
The present invention relates to a laser cutting technology for cutting and separating thin
substrates of transparent materials, for example to cutting of display glass compositions …

Processing 3D shaped transparent brittle substrate

S Marjanovic, AR Nieber, GA Piech, S Tsuda… - US Patent …, 2017 - Google Patents
Methods are provided for laser processing arbitrary shapes of molded 3D thin transparent
brittle parts from substrates with particular interest in substrates formed from strengthened or …

Automated polarization correction

AD Stadler, MM Mielke, L Vaissié, IT Yilmaz… - US Patent …, 2012 - Google Patents
US PATENT DOCUMENTS 2,436,662 A 2, 1948 Norgaard 3.459, 960 A 8, 1969 Aaland et
al. 3,549,256 A 12/1970 Brienza et al. 3,599,019 A 8, 1971 Nannichi et al. 3,602,836 A …

Method for rapid laser drilling of holes in glass and products made therefrom

S Marjanovic, GA Piech, S Shanmugam… - US Patent …, 2016 - Google Patents
Forming holes in a material includes focusing a pulsed laser beam into a laser beam focal
line oriented along the beam propagation direction and directed into the material, the laser …

Edge chamfering methods

S Marjanovic, AR Nieber, GA Piech… - US Patent …, 2019 - Google Patents
Processes of chamfering and/or beveling an edge of a glass or other substrate of arbitrary
shape using lasers are described herein. Three general methods to produce chamfers on …

Method for rapid laser drilling of holes in glass and products made therefrom

S Marjanovic, GA Piech, S Shanmugam… - US Patent …, 2019 - Google Patents
Forming holes in a material includes focusing a pulsed laser beam into a laser beam focal
line oriented along the beam propagation direction and directed into the material, the laser …

Device and method for cutting out contours from planar substrates by means of laser

R Bohme - US Patent 10,280,108, 2019 - Google Patents
The present invention relates to a method for producing a contour in a planar substrate and
for separating the contour from the substrate, in particular for producing an internal contour …

High speed laser processing of transparent materials

MK Bhuyan, O Jedrkiewicz, P Di Trapani… - US Patent …, 2017 - Google Patents
A method and system for laser pre-cutting a layered material (31) with a laser beam (14) is
disclosed. The layered material (31) comprises at least one tensile stress layer (TSL), at …

Systems and methods of glass cutting by inducing pulsed laser perforations into glass articles

DC Bookbinder, LK Klingensmith, SL Logunov… - US Patent …, 2017 - Google Patents
Embodiments of the present method of laser cutting a laser wavelength transparent glass
article comprises feeding at least one glass article to a pulsed laser assembly having at least …