Inventor
AKIHO HIRAKU
JP21 patents
⚠️ This page may combine multiple inventors who share the name “AKIHO HIRAKU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
11 patentsUS7000837B2Feb 21, 2006
Antenna device and communication device using antenna device
SONY CORP59 citations96
US7712672B2May 11, 2010
Antenna module and portable communication terminal equipped with the antenna module
SONY CORP41 citations92
US7198198B2Apr 3, 2007
Antenna device and communication device using antenna device
SONY CORP22 citations92
US7183987B2Feb 27, 2007
Antenna apparatus, and communications apparatus using same
SONY CORP36 citations92
US7050007B2May 23, 2006
Electronic device with communication capability
SONY CORP41 citations92
US7405709B2Jul 29, 2008
Magnetic core member, antenna module, and mobile communication terminal having the same
SONY CORP14 citations83
US7261240B2Aug 28, 2007
Portable type information processing terminal device
SONY CORP18 citations83
US4787004ANov 22, 1988
Magnetic head including single crystal and polycrystalline ferrites with interfacial oxide layer
SONY CORP8 citations65
US6388839B2May 14, 2002
Magnetic head device and recording medium drive
SONY CORP3 citations61
US6304419B1Oct 16, 2001
Magnetic head device and recording medium drive
SONY CORP3 citations61
US7876281B2Jan 25, 2011
Magnetic material, magnetic sheet, and portable electronic apparatus
SONY CORP0 citations52
DEXERIALS CORP
4 patentsUS10358598B2Jul 23, 2019
Red phosphor, method for producing red phosphor, white light source, illuminating device, and liquid crystal display device
DEXERIALS CORP0 citations52
US9695358B2Jul 4, 2017
Red phosphor, method for producing red phosphor, white light source, illuminating device, and liquid crystal display device
DEXERIALS CORP0 citations52
US9243184B2Jan 26, 2016
Red phosphor, method for producing red phosphor, white light source, illuminating device, and liquid crystal display device
DEXERIALS CORP0 citations52
US9493701B2Nov 15, 2016
Red phosphor, method for producing red phosphor, white light source, illuminating device, and liquid crystal display device
DEXERIALS CORP0 citations51
AKIHO HIRAKU
3 patentsUS8703018B2Apr 22, 2014
Red phosphor, method for producing red phosphor, white light source, illuminating device, and liquid crystal display device
AKIHO HIRAKU4 citations82
US8691113B2Apr 8, 2014
Red phosphor, method for producing red phosphor, white light source, illuminating device, and liquid crystal display device
AKIHO HIRAKU9 citations82
US8246849B2Aug 21, 2012
Magnetic powder production method
AKIHO HIRAKU0 citations50