Inventor
YAMAUCHI HIROKI
JP30 patents
⚠️ This page may combine multiple inventors who share the name “YAMAUCHI HIROKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PANASONIC CORP
7 patentsUS7539306B2May 26, 2009
Key delivery apparatus, terminal apparatus, recording medium, and key delivery system
PANASONIC CORP39 citations92
US7752433B2Jul 6, 2010
Content-duplication management system, apparatus and method, playback apparatus and method, and computer program
PANASONIC CORP12 citations84
US7457410B2Nov 25, 2008
Transmission/reception system
PANASONIC CORP20 citations84
US7925697B2Apr 12, 2011
Group judgment device
PANASONIC CORP6 citations74
US7984489B2Jul 19, 2011
Device registration system and device registration apparatus
PANASONIC CORP5 citations63
US7979731B2Jul 12, 2011
Time authentication device, time authentication method, computer program, recording medium, integrated circuit, and time authentication system
PANASONIC CORP6 citations63
US7958240B2Jun 7, 2011
Group judgment device
PANASONIC CORP0 citations52
NATIONAL UNIV CORPORATION TOKAI NATIONAL HIGHER EDUCATION AND RESEARCH SYSTEM
4 patentsUS12113148B2Oct 8, 2024
Semiconductor nanoparticle, method for manufacturing same, and light emitting device
NATIONAL UNIV CORPORATION TOKAI NATIONAL HIGHER EDUCATION AND RESEARCH SYSTEM0 citations62
US11981849B2May 14, 2024
Semiconductor nanoparticles, method of producing the semiconductor nanoparticles, and light-emitting device
NATIONAL UNIV CORPORATION TOKAI NATIONAL HIGHER EDUCATION AND RESEARCH SYSTEM0 citations62
US11757064B2Sep 12, 2023
Semiconductor nanoparticle, method for manufacturing same, and light emitting device
NATIONAL UNIV CORPORATION TOKAI NATIONAL HIGHER EDUCATION AND RESEARCH SYSTEM0 citations62
US10954439B2Mar 23, 2021
Semiconductor nanoparticles, method of producing the semiconductor nanoparticles, and light-emitting device
NATIONAL UNIV CORPORATION TOKAI NATIONAL HIGHER EDUCATION AND RESEARCH SYSTEM0 citations62
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
3 patentsUS7188224B2Mar 6, 2007
Content duplication management system and networked apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD39 citations92
US7158637B2Jan 2, 2007
Security communication packet processing apparatus and the method thereof
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD32 citations92
US7349396B2Mar 25, 2008
Content distribution system
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations84
EBARA CORP
3 patentsNGK SPARK PLUG CO
3 patentsUS11796156B2Oct 24, 2023
Fluorescent plate, wavelength conversion member, and light source device
NGK SPARK PLUG CO0 citations61
US11754259B2Sep 12, 2023
Fluorescent plate, wavelength conversion member, and light source device
NGK SPARK PLUG CO0 citations61
US11994284B2May 28, 2024
Wavelength conversion member and light source device provided therewith
NGK SPARK PLUG CO0 citations59