Inventor
SATO YOSHIHITO
JP22 patents
⚠️ This page may combine multiple inventors who share the name “SATO YOSHIHITO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
6 patentsUS6097313AAug 1, 2000
Information exchange system
HITACHI LTD169 citations98
US7580612B2Aug 25, 2009
Digital broadcast sending apparatus, receiving apparatus and digital broadcast system
HITACHI LTD42 citations92
US6437706B2Aug 20, 2002
Toll collection system and its communication method
HITACHI LTD26 citations92
US6512464B2Jan 28, 2003
Information exchange system
HITACHI LTD10 citations73
US6335693B1Jan 1, 2002
Information exchange system
HITACHI LTD12 citations73
US7984465B2Jul 19, 2011
Broadcasting data converter
HITACHI LTD0 citations41
MITSUBISHI CHEM CORP
5 patentsUS6387721B1May 14, 2002
Semiconductor light-emitting device and manufacturing method for the same
MITSUBISHI CHEM CORP34 citations91
US6278137B1Aug 21, 2001
Semiconductor light-emitting devices
MITSUBISHI CHEM CORP36 citations91
US5811839ASep 22, 1998
Semiconductor light-emitting devices
MITSUBISHI CHEM CORP22 citations91
US6807213B1Oct 19, 2004
Semiconductor optical device apparatus
MITSUBISHI CHEM CORP29 citations89
US6707071B2Mar 16, 2004
Semiconductor light-emitting device
MITSUBISHI CHEM CORP14 citations82
SATO YOSHIHITO
5 patentsUS8742432B2Jun 3, 2014
Metal substrate and light source device
SATO YOSHIHITO8 citations82
US8160594B2Apr 17, 2012
Radio propagation estimating method and radio propagation estimating apparatus
SATO YOSHIHITO5 citations59
US8285219B2Oct 9, 2012
Apparatus and method for searching for wireless station locations
SATO YOSHIHITO2 citations57
US9167435B2Oct 20, 2015
Apparatus for supporting layout of wireless base stations in building
SATO YOSHIHITO0 citations40
US9883407B2Jan 30, 2018
Radio wave propagation environment measuring apparatus, radio network construction system, and method for measuring radio wave propagation environment
SATO YOSHIHITO0 citations33
YAMADA TSUTOMU
3 patentsUS8971318B2Mar 3, 2015
Relay communication apparatus and multistage relay communication system
YAMADA TSUTOMU4 citations70
US8649730B2Feb 11, 2014
Wireless data transport apparatus and wireless data transport system
YAMADA TSUTOMU0 citations41
US8705386B2Apr 22, 2014
Wireless communication apparatus and wireless communication method
YAMADA TSUTOMU0 citations39