Inventor
SEKINE SHIGENOBU
JP48 patents
⚠️ This page may combine multiple inventors who share the name “SEKINE SHIGENOBU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NAPRA CO LTD
31 patentsUS7803210B2Sep 28, 2010
Method for producing spherical particles having nanometer size, crystalline structure, and good sphericity
NAPRA CO LTD71 citations97
US7842958B1Nov 30, 2010
Light-emitting diode, light-emitting device, lighting apparatus, display, and signal light
NAPRA CO LTD36 citations92
US7547346B2Jun 16, 2009
Metal powder with nano-composite structure and its production method using a self assembling technique
NAPRA CO LTD14 citations92
US7910837B2Mar 22, 2011
Circuit board, electronic device and method for manufacturing the same
NAPRA CO LTD8 citations83
US10906136B1Feb 2, 2021
Joint structure
NAPRA CO LTD2 citations73
US10507551B2Dec 17, 2019
Metal particle and articles formed therefrom
NAPRA CO LTD1 citations73
US10016848B2Jul 10, 2018
Metal particles having intermetallic compound nano-composite structure crystal
NAPRA CO LTD2 citations73
US9735074B1Aug 15, 2017
Semiconductor device
NAPRA CO LTD4 citations73
US9730325B2Aug 8, 2017
Substrate with built-in passive element
NAPRA CO LTD2 citations70
US9515044B1Dec 6, 2016
Electronic device, method of manufacturing the same, metal particle, and electroconductive paste
NAPRA CO LTD2 citations63
US9076786B2Jul 7, 2015
Wiring substrate and manufacturing method therefor
NAPRA CO LTD3 citations63
US12113321B1Oct 8, 2024
Terminal
NAPRA CO LTD0 citations62
US11534870B2Dec 27, 2022
Metal particle
NAPRA CO LTD0 citations62
US11453089B2Sep 27, 2022
Bonding structure
NAPRA CO LTD0 citations62
US11364575B2Jun 21, 2022
Metal particle
NAPRA CO LTD0 citations62
US9339871B2May 17, 2016
Method for producing spherical particles, having nanometer size, crystalline structure, comprising providing a swirling plasma gas flow
NAPRA CO LTD1 citations62
US9293416B2Mar 22, 2016
Functional material
NAPRA CO LTD2 citations62
US8377565B2Feb 19, 2013
Filling material and filling method using the same
NAPRA CO LTD4 citations62
US8759211B2Jun 24, 2014
Electronic device, conductive composition, metal filling apparatus, and electronic device manufacturing method
NAPRA CO LTD2 citations61
US10478924B2Nov 19, 2019
Metal particle and electroconductive paste formed therefrom
NAPRA CO LTD0 citations52
US9950925B2Apr 24, 2018
Method for forming functional part in minute space
NAPRA CO LTD0 citations52
US9924592B2Mar 20, 2018
Three-dimensional laminated circuit board, electronic device, information processing system, and information network system
NAPRA CO LTD1 citations52
US9691519B2Jun 27, 2017
Insulating paste, electronic device and method for forming insulator
NAPRA CO LTD1 citations52
US9460965B2Oct 4, 2016
Semiconductor substrate, eletronic device and method for manufacturing the same
NAPRA CO LTD0 citations52
US9349720B2May 24, 2016
Integrated circuit device
NAPRA CO LTD0 citations52
US9142518B2Sep 22, 2015
Junction and electrical connection
NAPRA CO LTD0 citations52
US7781382B2Aug 24, 2010
Lubricant composition and bearing structure
NAPRA CO LTD1 citations52
US7736585B2Jun 15, 2010
Metal powder with nano-composite structure and its production method using a self-assembling technique
NAPRA CO LTD0 citations52
US10629506B2Apr 21, 2020
Preform for semiconductor encapsulation
NAPRA CO LTD0 citations45
US9950496B2Apr 24, 2018
Multi-layer preform sheet
NAPRA CO LTD1 citations45
US10468376B2Nov 5, 2019
Semiconductor device and method for manufacturing the same
NAPRA CO LTD0 citations42
SEKINE SHIGENOBU
12 patentsUS8217403B1Jul 10, 2012
Electronic device
SEKINE SHIGENOBU10 citations83
US8415784B2Apr 9, 2013
Electronic device, conductive composition, metal filling apparatus, and electronic device manufacturing method
SEKINE SHIGENOBU5 citations82
US8766312B2Jul 1, 2014
Light-emitting device comprising vertical conductors and through electrodes and method for manufacturing the same
SEKINE SHIGENOBU8 citations81
US9704793B2Jul 11, 2017
Substrate for electronic device and electronic device
SEKINE SHIGENOBU4 citations72
US9685394B2Jun 20, 2017
Electronic device and manufacturing method therefor
SEKINE SHIGENOBU2 citations72
US8580581B2Nov 12, 2013
Substrate for electronic device, stack for electronic device, electronice device, and method for manufacturing the same
SEKINE SHIGENOBU3 citations61
US8079131B2Dec 20, 2011
Method for filling metal into fine space
SEKINE SHIGENOBU5 citations61
US9230860B2Jan 5, 2016
Semiconductor substrate, electronic device and method for manufacturing the same
SEKINE SHIGENOBU0 citations51
US8758900B2Jun 24, 2014
Spherical particles having nanometer size, crystalline structure, and good sphericity and method for producing the same
SEKINE SHIGENOBU0 citations51
US8609999B2Dec 17, 2013
Circuit board, electronic device and method for manufacturing the same
SEKINE SHIGENOBU0 citations51
US8569632B2Oct 29, 2013
Wiring board having through hole or non-through hole, and method for producing the same
SEKINE SHIGENOBU0 citations51
US8217280B2Jul 10, 2012
Circuit board, electronic device and method for manufacturing the same
SEKINE SHIGENOBU0 citations51
SANEI KASEI CO LTD
3 patentsUS5942053AAug 24, 1999
Composition for permanent magnet
SANEI KASEI CO LTD8 citations71
US6051077AApr 18, 2000
Raw material powder for modified permanent magnets and production method of the same
SANEI KASEI CO LTD1 citations50
US6368551B1Apr 9, 2002
Method for preparation of sintered permanent magnet
SANEI KASEI CO LTD1 citations44