Inventor

NAKAO WATARU

JP5 patents

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

CIRCLE PROMOTION SCIENCE & ENG

2 patents

US6744076B2Jun 1, 2004

Single crystalline aluminum nitride film, method of forming the same, base substrate for group III element nitride film, light emitting device and surface acoustic wave device

CIRCLE PROMOTION SCIENCE & ENG38 citations90

US7220314B2May 22, 2007

Single crystalline aluminum nitride film, method of forming the same, base substrate for group III element nitride film, light emitting device and surface acoustic wave device

CIRCLE PROMOTION SCIENCE & ENG11 citations82

TOKUYAMA CORP

1 patent

US7338555B2Mar 4, 2008

Highly crystalline aluminum nitride multi-layered substrate and production process thereof

TOKUYAMA CORP8 citations70

NAT UNIV CORP YOKOHAMA NAT UNIV

1 patent

US10584408B2Mar 10, 2020

Carburization device and carburization method

NAT UNIV CORP YOKOHAMA NAT UNIV2 citations66

NAT INST MATERIALS SCIENCE

1 patent

US10822277B2Nov 3, 2020

Oxidation-induced self-healing ceramic composition containing healing activator, method for producing same, use of same, and method for enhancing functionality of oxidation-induced self-healing ceramic compositions

NAT INST MATERIALS SCIENCE0 citations47