Robert L. Hsieh

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Los Altos, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Photolithographic LED fabrication using phase-shift mask
- Patent number 8,796,053
- Issue date Aug 5, 2014
- Ultratech, Inc.
- Andrew M. Hawryluk
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Optical alignment systems for forming LEDs having a rough surface
- Patent number 8,781,213
- Issue date Jul 15, 2014
- Ultratech, Inc.
- Robert L. Hsieh
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Phase-shift mask with assist phase regions
- Patent number 8,323,857
- Issue date Dec 4, 2012
- Ultratech, Inc.
- Robert L. Hsieh
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Optical alignment methods for forming LEDs having a rough surface
- Patent number 8,088,633
- Issue date Jan 3, 2012
- Ultratech, Inc.
- Robert L. Hsieh
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Phase-shift mask with assist phase regions
- Publication number 20120156814
- Publication date Jun 21, 2012
- ULTRATECH, INC.
- Robert L. Hsieh
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Photolithographic led fabrication using phase-shift mask
- Publication number 20120153323
- Publication date Jun 21, 2012
- ULTRATECH, INC.
- Andrew M. Hawryluk
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Optical alignment systems for forming LEDs having a rough surface
- Publication number 20120062726
- Publication date Mar 15, 2012
- Robert L. Hsieh
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Optical alignment methods for forming LEDs having a rough surface
- Publication number 20110129948
- Publication date Jun 2, 2011
- ULTRATECH, INC.
- Robert L. Hsieh
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY