P

Inventor

KOUKITU AKINORI

JP32 patents
⚠️ This page may combine multiple inventors who share the name “KOUKITU AKINORI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUMITOMO ELECTRIC INDUSTRIES

11 patents
US5970314AOct 19, 1999

Process for vapor phase epitaxy of compound semiconductor

SUMITOMO ELECTRIC INDUSTRIES23 citations92
US5864573AJan 26, 1999

Epitaxial wafer and compound semiconductor light emitting device, and method of fabricating the same

SUMITOMO ELECTRIC INDUSTRIES18 citations92
US5665986ASep 9, 1997

Compound semiconductor light emitting device and method of preparing the same

SUMITOMO ELECTRIC INDUSTRIES32 citations92
US5843590ADec 1, 1998

Epitaxial wafer and method of preparing the same

SUMITOMO ELECTRIC INDUSTRIES32 citations90
US6031252AFeb 29, 2000

Epitaxial wafer and method of preparing the same

SUMITOMO ELECTRIC INDUSTRIES11 citations73
US5756374AMay 26, 1998

Compound semiconductor light emitting device and method of preparing the same

SUMITOMO ELECTRIC INDUSTRIES10 citations73
US6270587B1Aug 7, 2001

Epitaxial wafer having a gallium nitride epitaxial layer deposited on semiconductor substrate and method for preparing the same

SUMITOMO ELECTRIC INDUSTRIES12 citations72
US7518216B2Apr 14, 2009

Gallium nitride baseplate, epitaxial substrate, and method of forming gallium nitride

SUMITOMO ELECTRIC INDUSTRIES4 citations62
US6387722B1May 14, 2002

Methods for preparing an epitaxial wafer having a gallium nitride epitaxial layer deposited on a semiconductor substrate

SUMITOMO ELECTRIC INDUSTRIES3 citations61
US7915149B2Mar 29, 2011

Gallium nitride substrate and gallium nitride layer formation method

SUMITOMO ELECTRIC INDUSTRIES0 citations52
US7843040B2Nov 30, 2010

Gallium nitride baseplate and epitaxial substrate

SUMITOMO ELECTRIC INDUSTRIES0 citations51

KOUKITU AKINORI

6 patents

TAMURA SEISAKUSHO KK

6 patents

UNIV TOKYO AGRICULTURE & TECHNOLOGY TLO CO LTD

2 patents

MITSUBISHI CHEM CORP

2 patents

SORAA INC

1 patent

NATIONAL UNIV CORPORATION TOKYO UNIV OF AGRICULTURE AND TECHNOLOGY

1 patent

NATIONAL UNIV CORPORATION TOKYO

1 patent

TOKYO ELECTRON LTD

1 patent

UNIV OSAKA

1 patent