Inventor
MATSUMOTO MARIKO
JP38 patents
⚠️ This page may combine multiple inventors who share the name “MATSUMOTO MARIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEC CORP
25 patentsUS5617410AApr 1, 1997
CDMA communication with a propagation delay between a base and a mobile station taken into account
NEC CORP101 citations98
US5892455AApr 6, 1999
Analog wrist watch and pager providing message display on cover glass
NEC CORP51 citations96
US7403789B2Jul 22, 2008
Synchronization establishment between a mobile station and base station system and method used for them
NEC CORP41 citations92
US7356022B2Apr 8, 2008
Mobile communication system, mobile station, base station, and packet communication method used therefor
NEC CORP30 citations92
US6704552B1Mar 9, 2004
Mobile communication apparatus with an automatic frequency controller
NEC CORP25 citations92
US6078578AJun 20, 2000
Communication apparatus
NEC CORP23 citations92
US5884152AMar 16, 1999
Automatic gain control with constant gain coefficient during mobile's receive time slot
NEC CORP26 citations92
US7796680B2Sep 14, 2010
Mobile communication system and wireless apparatus to be used for the same
NEC CORP11 citations84
US7574226B2Aug 11, 2009
System and method for mobile communication
NEC CORP11 citations84
US6748206B1Jun 8, 2004
Low-power-consumption radio receiver
NEC CORP14 citations84
US7327799B2Feb 5, 2008
Wireless mobile station and system in which rake unit and finger units perform a shared arithmetic operation
NEC CORP8 citations74
US7209762B2Apr 24, 2007
Mobile radio communication system and base station, and mobile radio communication method used therefor
NEC CORP9 citations74
US5936543AAug 10, 1999
Secret information identification system
NEC CORP7 citations74
US5848353ADec 8, 1998
Mobile communication system and mobile phone set having analog/ digital capability
NEC CORP10 citations74
US5565859AOct 15, 1996
Method of detecting a paging channel in a multi-frequency radio pager network
NEC CORP7 citations74
US5475755ADec 12, 1995
Password processing whereby a foreign password is referred to after fail of several attempts
NEC CORP10 citations74
US5425053AJun 13, 1995
Radio communication apparatus which can quickly recover from misjudgement of levels of a multilevel modulated signal
NEC CORP14 citations74
US7406122B2Jul 29, 2008
Equalizer and method of setting initial value for same
NEC CORP7 citations71
US7649964B2Jan 19, 2010
Radio receiver and noise estimated value correction method
NEC CORP6 citations63
US7292556B2Nov 6, 2007
CDMA radio device and simple path estimating method employed therefor
NEC CORP3 citations63
US5572197ANov 5, 1996
Lost call detection display pager with repeat call discrimination capability
NEC CORP4 citations63
US7715487B2May 11, 2010
Wireless apparatus employing multi-level QAM and method for estimating threshold value
NEC CORP1 citations52
US7606545B2Oct 20, 2009
Portable radio terminal and AFC control method
NEC CORP0 citations52
US7305219B2Dec 4, 2007
Portable radio terminal and AFC control method
NEC CORP0 citations52
US7043216B2May 9, 2006
Portable radio terminal and AFC control method
NEC CORP0 citations52
KANEKA CORP
6 patentsUSD716869SNov 4, 2014
Model of lachrymal duct
KANEKA CORP5 citations72
US10058451B2Aug 28, 2018
Lacrimal duct tube
KANEKA CORP3 citations70
US10413701B2Sep 17, 2019
Medical tube
KANEKA CORP0 citations51
US10070991B2Sep 11, 2018
Lacrimal duct tube
KANEKA CORP0 citations49
US9913753B2Mar 13, 2018
Lacrimal duct tube
KANEKA CORP0 citations49
US10828194B2Nov 10, 2020
Lacrimal duct tube
KANEKA CORP0 citations39
MATSUMOTO MARIKO
3 patentsUS8265675B2Sep 11, 2012
MIMO wireless communication system and method by a plurality of base stations and mobile station
MATSUMOTO MARIKO15 citations82
US8489133B2Jul 16, 2013
Communication system, transmission device, reception device, and synchronization method
MATSUMOTO MARIKO1 citations50
US8102898B2Jan 24, 2012
Channel estimating apparatus, CDMA receiving apparatus, and channel estimating method
MATSUMOTO MARIKO0 citations39