John Davignon

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Hilsboro, OR, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for increasing throughput of solder mask removal by minimizi...
- Patent number 8,415,586
- Issue date Apr 9, 2013
- Electro Scientific Industries, Inc.
- Weisheng Lei
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Multiple laser wavelength and pulse width process drilling
- Patent number 8,116,341
- Issue date Feb 14, 2012
- Electro Scientific Industries, Inc.
- Weisheng Lei
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Micromachining with short-pulsed, solid-state UV laser
- Patent number 7,605,343
- Issue date Oct 20, 2009
- Electro Scientific Industries, Inc.
- Weisheng Lei
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Methods of drilling through-holes in homogenous and non-homogenous...
- Patent number 7,057,133
- Issue date Jun 6, 2006
- Electro Scientific Industries, Inc.
- Weisheng Lei
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
MICROMACHINING WITH SHORT-PULSED, SOLID-STATE UV LASER
- Publication number 20100032417
- Publication date Feb 11, 2010
- Electro Scientific Industries, Inc.
- Weisheng Lei
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
MULTIPLE LASER WAVELENGTH AND PULSE WIDTH PROCESS DRILLING
- Publication number 20080296272
- Publication date Dec 4, 2008
- Electro Scientific Industries, Inc.
- Weisheng Lei
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Micromachining with short-pulsed, solid-state UV laser
- Publication number 20070272667
- Publication date Nov 29, 2007
- Weisheng Lei
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Methods of drilling through-holes in homogenous and non-homogeneous...
- Publication number 20050230365
- Publication date Oct 20, 2005
- Weisheng Lei
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR