P

Inventor

DAVIS ROBERT F

US54 patents
⚠️ This page may combine multiple inventors who share the name “DAVIS ROBERT F”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

UNIV NORTH CAROLINA STATE

35 patents
US6608327B1Aug 19, 2003

Gallium nitride semiconductor structure including laterally offset patterned layers

UNIV NORTH CAROLINA STATE198 citations99
US6521514B1Feb 18, 2003

Pendeoepitaxial methods of fabricating gallium nitride semiconductor layers on sapphire substrates

UNIV NORTH CAROLINA STATE239 citations99
US6380108B1Apr 30, 2002

Pendeoepitaxial methods of fabricating gallium nitride semiconductor layers on weak posts, and gallium nitride semiconductor structures fabricated thereby

UNIV NORTH CAROLINA STATE205 citations99
US6265289B1Jul 24, 2001

Methods of fabricating gallium nitride semiconductor layers by lateral growth from sidewalls into trenches, and gallium nitride semiconductor structures fabricated thereby

UNIV NORTH CAROLINA STATE217 citations99
US6261929B1Jul 17, 2001

Methods of forming a plurality of semiconductor layers using spaced trench arrays

UNIV NORTH CAROLINA STATE304 citations99
US4912064AMar 27, 1990

Homoepitaxial growth of alpha-SiC thin films and semiconductor devices fabricated thereon

UNIV NORTH CAROLINA STATE219 citations99
US7195993B2Mar 27, 2007

Methods of fabricating gallium nitride semiconductor layers by lateral growth into trenches

UNIV NORTH CAROLINA STATE82 citations98
US6602763B2Aug 5, 2003

Methods of fabricating gallium nitride semiconductor layers by lateral overgrowth

UNIV NORTH CAROLINA STATE102 citations98
US6586778B2Jul 1, 2003

Gallium nitride semiconductor structures fabricated by pendeoepitaxial methods of fabricating gallium nitride semiconductor layers on weak posts

UNIV NORTH CAROLINA STATE81 citations98
US6255198B1Jul 3, 2001

Methods of fabricating gallium nitride microelectronic layers on silicon layers and gallium nitride microelectronic structures formed thereby

UNIV NORTH CAROLINA STATE275 citations98
US6177688B1Jan 23, 2001

Pendeoepitaxial gallium nitride semiconductor layers on silcon carbide substrates

UNIV NORTH CAROLINA STATE652 citations98
US6051849AApr 18, 2000

Gallium nitride semiconductor structures including a lateral gallium nitride layer that extends from an underlying gallium nitride layer

UNIV NORTH CAROLINA STATE452 citations98
USRE34861EFeb 14, 1995

Sublimation of silicon carbide to produce large, device quality single crystals of silicon carbide

UNIV NORTH CAROLINA STATE745 citations98
US5011549AApr 30, 1991

Homoepitaxial growth of Alpha-SiC thin films and semiconductor devices fabricated thereon

UNIV NORTH CAROLINA STATE125 citations98
US4912063AMar 27, 1990

Growth of beta-sic thin films and semiconductor devices fabricated thereon

UNIV NORTH CAROLINA STATE133 citations98
US4866005ASep 12, 1989

Sublimation of silicon carbide to produce large, device quality single crystals of silicon carbide

UNIV NORTH CAROLINA STATE207 citations98
US6686261B2Feb 3, 2004

Pendeoepitaxial methods of fabricating gallium nitride semiconductor layers on sapphire substrates, and gallium nitride semiconductor structures fabricated thereby

UNIV NORTH CAROLINA STATE66 citations96
US6621148B2Sep 16, 2003

Methods of fabricating gallium nitride semiconductor layers on substrates including non-gallium nitride posts, and gallium nitride semiconductor structures fabricated thereby

UNIV NORTH CAROLINA STATE45 citations96
US6545300B2Apr 8, 2003

Pendeoepitaxial methods of fabricating gallium nitride semiconductor layers on sapphire substrates, and gallium nitride semiconductor structures fabricated thereby

UNIV NORTH CAROLINA STATE64 citations96
US6489221B2Dec 3, 2002

High temperature pendeoepitaxial methods of fabricating gallium nitride semiconductor layers on sapphire substrates

UNIV NORTH CAROLINA STATE73 citations96
US6486042B2Nov 26, 2002

Methods of forming compound semiconductor layers using spaced trench arrays and semiconductor substrates formed thereby

UNIV NORTH CAROLINA STATE71 citations96
US6462355B1Oct 8, 2002

Pendeoepitaxial gallium nitride semiconductor layers on silicon carbide substrates

UNIV NORTH CAROLINA STATE58 citations96
US6376339B2Apr 23, 2002

Pendeoepitaxial methods of fabricating gallium nitride semiconductor layers on silicon carbide substrates by lateral growth from sidewalls of masked posts, and gallium nitride semiconductor structures fabricated thereby

UNIV NORTH CAROLINA STATE68 citations96
US5087576AFeb 11, 1992

Implantation and electrical activation of dopants into monocrystalline silicon carbide

UNIV NORTH CAROLINA STATE81 citations96
US4947218AAug 7, 1990

P-N junction diodes in silicon carbide

UNIV NORTH CAROLINA STATE70 citations96
US6602764B2Aug 5, 2003

Methods of fabricating gallium nitride microelectronic layers on silicon layers

UNIV NORTH CAROLINA STATE68 citations95
US6570192B1May 27, 2003

Gallium nitride semiconductor structures including lateral gallium nitride layers

UNIV NORTH CAROLINA STATE67 citations95
US5323022AJun 21, 1994

Platinum ohmic contact to p-type silicon carbide

UNIV NORTH CAROLINA STATE70 citations94
US7095062B2Aug 22, 2006

Methods of fabricating gallium nitride semiconductor layers on substrates including non-gallium nitride posts, and gallium nitride semiconductor structures fabricated thereby

UNIV NORTH CAROLINA STATE15 citations93
US6864160B2Mar 8, 2005

Methods of fabricating gallium nitride semiconductor layers on substrates including non-gallium nitride posts

UNIV NORTH CAROLINA STATE28 citations93
US6897483B2May 24, 2005

Second gallium nitride layers that extend into trenches in first gallium nitride layers

UNIV NORTH CAROLINA STATE27 citations92
US7723154B1May 25, 2010

Methods of forming zinc oxide based II-VI compound semiconductor layers with shallow acceptor conductivities

UNIV NORTH CAROLINA STATE32 citations91
US7682709B1Mar 23, 2010

Germanium doped n-type aluminum nitride epitaxial layers

UNIV NORTH CAROLINA STATE14 citations84
US7217641B2May 15, 2007

Pendeoepitaxial methods of fabricating gallium nitride semiconductor layers on sapphire substrates, and gallium nitride semiconductor structures fabricated thereby

UNIV NORTH CAROLINA STATE4 citations74
US7378684B2May 27, 2008

Pendeoepitaxial gallium nitride semiconductor layers on silicon carbide substrates

UNIV NORTH CAROLINA STATE6 citations73

MADICO INC

4 patents

DU PONT

4 patents

PROXY TECHNOLOGIES INC

2 patents

NOERH CAROLINA STATE UNIVERSIT

1 patent

CREE RESEARCH INC

1 patent

LUMENZ INC

1 patent

ATO FINA CHEMICALS INC

1 patent

KIDDE & CO WALTER

1 patent

Showing the top 50 of 54 patents by PatentIndex Score.