Our products are covered by one or more of the following patents:

List of Issued Patents, Alta Devices

U.S. Patents

8003492 – Epitaxial Lift Off Stack Having An Unidirectionally Shrunk Handle And Methods Thereof

8008174 – Continuous Feed Chemical Vapor Deposition

8309432 – Epitaxial Lift Off Stack Having A Universally Shrunk Handle And Methods Thereof

8314011 – Epitaxial Lift Off Stack Having A Non-Uniform Handle And Methods Thereof

8361828 – Aligned Frontside Backside Laser Dicing Of Semiconductor Films

8362592 – Tiled Substrates For Deposition And Epitaxial Lift Off Processes

8367518 – Epitaxial Lift Off Stack Having A Multi-Layered Handle And Methods Thereof

8399281 – Two Beam Backside Laser Dicing Of Semiconductor Films

8403315 – Film Transfer Frame

8602707 – Method And Apparatus For A Chemical Vapor Deposition Reactor

8669467 – Thin Absorber Layer Of A Photovoltaic Device

8674214 – Thin Absorber Layer Of A Photovoltaic Device

8686284 – Photovoltaic Device With Increased Light Trapping

8716107 – Epitaxial Lift Off Stack Having A Non-Uniform Handle And Methods Thereof

8728849 – Laser Cutting Through Two Dissimilar Materials Separated By A Metal Foil

8728933 – Laser Cutting And Chemical Edge Clean For Thin-Film Solar Cells

8846417 – System And Method For Individual Finger Isolation In A Photovoltaic Device

8852696 – Method For Vapor Deposition

8859042 – Methods For Heating With Lamps

8895845 – Photovoltaic Device

8895846 – Photovoltaic Device

8895847 – Photovoltaic Device With Increased Light Trapping

8912432 – Photovoltaic Device Including An Intermediate Layer

8937244 – Photovoltaic Device

8985911 – Wafer Carrier Track

9028620 – Substrate Clean Solution For Copper Contamination Removal

9029680 – Integration Of A Photovoltaic Device

9029687 – Photovoltaic Device With Back Side Contacts

9064810 – Mesa Etch Method And Composition For Epitaxial Lift Off

9068278 – Multiple Stack Deposition For Epitaxial Lift Off

9070764 – Epitaxial Lift Off Stack Having A Pre-Curved Handle And Methods Thereof

9114464 – Fixture For Substrate Cutting

9121096 – Concentric Showerhead For Vapor Deposition

9127364 – Reactor Clean

9130093 – Method And Apparatus For Assembling Photovoltaic Cells

9136418 – Optoelectronic Devices Including Heterojunction And Intermediate Layer

9136422 – Texturing A Layer In An Optoelectronic Device For Improved Angle Randomization Of Light

9142707 – System And Method For Improved Epitaxial Lift Off

9165805 – Tape-Based Epitaxial Lift Off Apparatus And Methods

9169554 – Wafer Carrier Track

9175393 – Tiled Showerhead For A Semiconductor Chemical Vapor Deposition Reactor

9178099 – Methods For Forming Optoelectronic Devices Including Heterojunction

9212422 – CVD Reactor with Gas Flow Virtual Walls

9267205 – Fastener System For Supporting A Liner Plate In A Gas Showehead Reactor

9337014 – Processing System Architecture With Single Load Lock Chamber

9381731 – Epitaxial Lift Off Systems and Methods

9502594 – Thin-Film Semiconductor Optoelectronic Device With Textured Front and/or Back Surface Prepared From Template Layer

9537025 – Texturing a Layer in an Optoelectronic Device for Improved Angle Randomization of Light

9644268 — Thermal Bridge for Chemical Vapor Deposition Reactors

9647148 — Devices for Individual Finger Isolation in an Optoelectronic Device

9679814 – Epitaxial Lift Off Stack Having a Pre-Curved Handle and Methods Thereof

Foreign Patents

2756857 – Tiled Substrates For Deposition And Epitaxial Lift Off Processes — Canada

CN102683479B – Methods For Gallium Arsenide Based Photovoltaic Devices And Gallium Arsenide Based Photovoltaic Devices — China

ZL201080018652.8 – Tiled Substrates For Deposition And Epitaxial Lift Off Processes — China

ZL201080020492.0 – Wafer Carrier Track — China

ZL201080020505.4 – Vapor Deposition Reactor System And Methods Thereof — China

ZL201080020750.5 – Heating Lamp System And Methods Thereof — China

ZL201080021046.1 – Reactor Lid Assembly For Vapor Deposition — China

ZL201080046469.9 – Textured Metallic Back Reflectors — China

ZL201080046939.1 – High Growth Deposition For Group Iii/V Materials — China

ZL201210085259.1 – Film Transfer Frame — China

2434552 – Mixed Wiring Scheme For Shading Robustness — Europe

5607081 – Tiled Substrates For Deposition And Epitaxial Lift Off Processes — Japan

5885238 – Optoelectronic Devices Including Heterojunction — Japan

5963213 – Tiled Substrates For Deposition And Epitaxial Lift Off Processes — Japan

10-1212868 – Mixed Wiring Scheme For Shading Robustness — Korea

10-1380-9070000 – Metallic Contacts For Photovoltaic Devices And Low Temperature  Fabrication — Korea

10-1550480 – Epitaxial Lift Off Stacks And Methods

10-1719020 – Textured Metallic Back Reflectors — Korea

I476295 – Methods And Apparatus For A Chemical Vapor Deposition Reactor — Taiwan

I509825 – Individual Finger Isolation Through Spot Application Of A Dielectric In An Optoelectronic — Taiwan