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Bernhard P. Piwczyk
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Dunbarton, NH, US
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Patents Grants
last 30 patents
Information
Patent Grant
Laser diode array with fiber optic termination for surface treatmen...
Patent number
9,214,368
Issue date
Dec 15, 2015
IPG Photonics Corporation
Bernhard Piwczyk
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method and system for pre-heating of semiconductor material for las...
Patent number
8,652,974
Issue date
Feb 18, 2014
IPG Photonics Corporation
Bernhard Piwczyk
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
RTA for fabrication of solar cells
Patent number
8,236,677
Issue date
Aug 7, 2012
IPG Photonics Corporation
Bernhard P. Piwczyk
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Laser diffusion fabrication of solar cells
Patent number
7,915,154
Issue date
Mar 29, 2011
Bernhard P. Piwczyk
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Etching of semiconductor wafer edges
Patent number
6,660,643
Issue date
Dec 9, 2003
RWE Schott Solar, Inc.
Michael J. Kardauskas
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Gas assisted laser cutting of thin and fragile materials
Patent number
6,423,928
Issue date
Jul 23, 2002
ASE Americas, Inc.
Bernhard P. Piwczyk
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Laser cutting of semiconductor materials
Patent number
6,376,797
Issue date
Apr 23, 2002
ASE Americas, Inc.
Bernhard P. Piwczyk
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
Laser Diode Array with Fiber Optic Terminaton for Surface Treatment...
Publication number
20130025325
Publication date
Jan 31, 2013
IPG Photonics Corporation
Bernhard Piwczyk
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Method and System for Pre-heating of Semiconductor Material for Las...
Publication number
20120329288
Publication date
Dec 27, 2012
IPG Photonics Corporation
Bernhard Piwczyk
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
RTA for Fabrication of Solar Cells
Publication number
20110183457
Publication date
Jul 28, 2011
IPG Photonics Corporation
Bernhard P. Piwczyk
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Laser Diffusion Fabrication of Solar Cells
Publication number
20100055887
Publication date
Mar 4, 2010
IP Photonics Corporation
Bernhard P. Piwczyk
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Solar electric module with redirection of incident light
Publication number
20090178704
Publication date
Jul 16, 2009
Juris P. Kalejs
B32 - LAYERED PRODUCTS
Information
Patent Application
Diffractive structures for the redirection and concentration of opt...
Publication number
20040123895
Publication date
Jul 1, 2004
SunRay Technologies, Inc.
Michael J. Kardauskas
G02 - OPTICS
Information
Patent Application
Apparatus and method for etching the edges of semiconductor wafers
Publication number
20030131939
Publication date
Jul 17, 2003
ASE Americas, Inc.
Mark D. Rosenblum
H01 - BASIC ELECTRIC ELEMENTS