Assignee
GTAT CORP
US37 patents
Top patents by PatentIndex Score
US8569096B1Oct 29, 2013
Free-standing metallic article for semiconductors
GTAT CORP20 citations91
US9369553B2Jun 14, 2016
Mobile electronic device comprising an ultrathin sapphire cover plate
GTAT CORP14 citations84
US8822260B2Sep 2, 2014
Asymmetric surface texturing for use in a photovoltaic cell and method of making
GTAT CORP5 citations84
US9054238B1Jun 9, 2015
Semiconductor with silver patterns having pattern segments
GTAT CORP11 citations83
US8916038B2Dec 23, 2014
Free-standing metallic article for semiconductors
GTAT CORP6 citations82
US9407746B2Aug 2, 2016
Mobile electronic device comprising a sapphire cover plate having a low level of inclusions
GTAT CORP7 citations80
US9377912B2Jun 28, 2016
Mobile electronic device comprising a modified sapphire
GTAT CORP7 citations78
US9655293B2May 16, 2017
Mobile electronic device comprising a multilayer sapphire cover plate
GTAT CORP4 citations73
US11174567B2Nov 16, 2021
Method of automatically measuring seed melt back of crystalline material
GTAT CORP2 citations72
US10494733B2Dec 3, 2019
Method of automatically measuring seed melt back of crystalline material
GTAT CORP3 citations72
US8936709B2Jan 20, 2015
Adaptable free-standing metallic article for semiconductors
GTAT CORP6 citations71
US10801126B2Oct 13, 2020
Method for producing bulk silicon carbide
GTAT CORP5 citations69
US10793971B2Oct 6, 2020
Method and apparatus for producing bulk silicon carbide using a silicon carbide seed
GTAT CORP2 citations69
US8360409B2Jan 29, 2013
Apparatus and method for simultaneous treatment of multiple workpieces
GTAT CORP3 citations59
US10851473B2Dec 1, 2020
Apparatus for producing bulk silicon carbide
GTAT CORP1 citations58
US10633762B2Apr 28, 2020
Method for producing bulk silicon carbide by sublimation of a silicon carbide precursor prepared from silicon and carbon particles or particulate silicon carbide
GTAT CORP1 citations58
US11591714B2Feb 28, 2023
Apparatus for producing bulk silicon carbide
GTAT CORP0 citations57
US11505876B2Nov 22, 2022
Method for producing bulk silicon carbide
GTAT CORP0 citations57
US11434582B2Sep 6, 2022
Method for producing bulk silicon carbide by sublimation of a silicon carbide precursor prepared from silicon and carbon particles or particulate silicon carbide
GTAT CORP0 citations57
US11421343B2Aug 23, 2022
Method and apparatus for producing bulk silicon carbide using a silicon carbide seed
GTAT CORP0 citations57
US8362356B2Jan 29, 2013
Intermetal stack for use in a photovoltaic device
GTAT CORP0 citations52
US8940998B2Jan 27, 2015
Free-standing metallic article for semiconductors
GTAT CORP1 citations50
US8759803B2Jun 24, 2014
Ion implant apparatus and a method of implanting ions
GTAT CORP0 citations49
US10209405B2Feb 19, 2019
Mobile electronic device cover plate comprising a thin sapphire layer
GTAT CORP0 citations48
US9512542B2Dec 6, 2016
Bulk silicon carbide having low defect density
GTAT CORP0 citations48
US10633759B2Apr 28, 2020
Technique for controlling temperature uniformity in crystal growth apparatus
GTAT CORP0 citations47
US8349626B2Jan 8, 2013
Creation of low-relief texture for a photovoltaic cell
GTAT CORP1 citations46
US9701541B2Jul 11, 2017
Methods and systems for stabilizing filaments in a chemical vapor deposition reactor
GTAT CORP0 citations40
US8378317B1Feb 19, 2013
Ion implant apparatus and method of ion implantation
GTAT CORP0 citations39
US11015244B2May 25, 2021
Radiation shielding for a CVD reactor
GTAT CORP0 citations36
US9162898B2Oct 20, 2015
Purification of trichlorosilane
GTAT CORP0 citations35
US9719858B2Aug 1, 2017
Adjustable pyrometer mount with removable viewport mechanism
GTAT CORP0 citations31
US9771270B2Sep 26, 2017
Cold filament ignition system and method of silicon rods
GTAT CORP0 citations30
US10450649B2Oct 22, 2019
Reactor filament assembly with enhanced misalignment tolerance
GTAT CORP0 citations27
US9682495B2Jun 20, 2017
Method and apparatus for processing sapphire
GTAT CORP0 citations25
US9428830B2Aug 30, 2016
Reverse circulation fluidized bed reactor for granular polysilicon production
GTAT CORP0 citations23
US9273411B2Mar 1, 2016
Growth determination in the solidification of a crystalline material
GTAT CORP0 citations21