Donald Barnhart

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San Diego, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Methods and apparatuses for aligning and diagnosing a laser beam
- Patent number 12,204,161
- Issue date Jan 21, 2025
- Cymer, LLC
- Donald Harrison Barnhart
- G01 - MEASURING TESTING
Information Patent Grant
Methods and apparatuses for aligning and diagnosing a laser beam
- Patent number 11,079,564
- Issue date Aug 3, 2021
- Cymer, LLC
- Donald Harrison Barnhart
- G01 - MEASURING TESTING
Information Patent Grant
Reducing optical damage on an optical element
- Patent number 10,585,215
- Issue date Mar 10, 2020
- Cymer, LLC
- Donald Barnhart
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
METHODS AND APPARATUSES FOR ALIGNING AND DIAGNOSING A LASER BEAM
- Publication number 20210333501
- Publication date Oct 28, 2021
- CYMER, LLC
- Donald Harrison Barnhart
- G01 - MEASURING TESTING
Information Patent Application
METHODS AND APPARATUSES FOR ALIGNING AND DIAGNOSING A LASER BEAM
- Publication number 20190025536
- Publication date Jan 24, 2019
- CYMER, LLC
- Donald Harrison Barnhart
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
REDUCING OPTICAL DAMAGE ON AN OPTICAL ELEMENT
- Publication number 20190004218
- Publication date Jan 3, 2019
- CYMER, LLC
- Donald Barnhart
- G02 - OPTICS
Information Patent Application
Optical See-Through Head Worn Display
- Publication number 20180084232
- Publication date Mar 22, 2018
- Michael Belenkii
- G02 - OPTICS