Assignee
NAPRA CO LTD
JP·31 granted patents·11 pending applications·158 citations·filing 2006–2025
Top patents by PatentIndex Score
42 records- 0198US7803210B2Method for producing spherical particles having nanometer size, crystalline structure, and good sphericityNAPRA CO LTD·Filed 2007·Granted Sep 28, 2010·71 cites·14 claims
- 0297US7842958B1Light-emitting diode, light-emitting device, lighting apparatus, display, and signal lightNAPRA CO LTD·Filed 2010·Granted Nov 30, 2010·36 cites·18 claims
- 0393US10906136B1Joint structureNAPRA CO LTD·Filed 2020·Granted Feb 2, 2021·2 cites·2 claims
- 0490US7547346B2Metal powder with nano-composite structure and its production method using a self assembling techniqueNAPRA CO LTD·Filed 2006·Granted Jun 16, 2009·14 cites·37 claims
- 0587US10016848B2Metal particles having intermetallic compound nano-composite structure crystalNAPRA CO LTD·Filed 2016·Granted Jul 10, 2018·2 cites·2 claims
- 0684US9735074B1Semiconductor deviceNAPRA CO LTD·Filed 2017·Granted Aug 15, 2017·4 cites·2 claims
- 0782US10507551B2Metal particle and articles formed therefromNAPRA CO LTD·Filed 2018·Granted Dec 17, 2019·1 cites·2 claims
- 0882US7910837B2Circuit board, electronic device and method for manufacturing the sameNAPRA CO LTD·Filed 2008·Granted Mar 22, 2011·8 cites·2 claims
- 0977US12113321B1TerminalNAPRA CO LTD·Filed 2023·Granted Oct 8, 2024·0 cites·6 claims
- 1077US2026071330A1Electroless plating solutionNAPRA CO LTD·Filed 2025·Application pending·0 cites
- 1176US9339871B2Method for producing spherical particles, having nanometer size, crystalline structure, comprising providing a swirling plasma gas flowNAPRA CO LTD·Filed 2014·Granted May 17, 2016·1 cites·14 claims
- 1275US9076786B2Wiring substrate and manufacturing method thereforNAPRA CO LTD·Filed 2014·Granted Jul 7, 2015·3 cites·7 claims
- 1375US8377565B2Filling material and filling method using the sameNAPRA CO LTD·Filed 2011·Granted Feb 19, 2013·4 cites·4 claims
- 1473US9691519B2Insulating paste, electronic device and method for forming insulatorNAPRA CO LTD·Filed 2013·Granted Jun 27, 2017·1 cites·2 claims
- 1572US11534870B2Metal particleNAPRA CO LTD·Filed 2021·Granted Dec 27, 2022·0 cites·4 claims
- 1672US9515044B1Electronic device, method of manufacturing the same, metal particle, and electroconductive pasteNAPRA CO LTD·Filed 2015·Granted Dec 6, 2016·2 cites·3 claims
- 1771US7781382B2Lubricant composition and bearing structureNAPRA CO LTD·Filed 2006·Granted Aug 24, 2010·1 cites·9 claims
- 1870US11453089B2Bonding structureNAPRA CO LTD·Filed 2019·Granted Sep 27, 2022·0 cites·8 claims
- 1969US9730325B2Substrate with built-in passive elementNAPRA CO LTD·Filed 2014·Granted Aug 8, 2017·2 cites·6 claims
- 2069US8759211B2Electronic device, conductive composition, metal filling apparatus, and electronic device manufacturing methodNAPRA CO LTD·Filed 2013·Granted Jun 24, 2014·2 cites·2 claims
- 2168US10478924B2Metal particle and electroconductive paste formed therefromNAPRA CO LTD·Filed 2018·Granted Nov 19, 2019·0 cites·1 claims
- 2267US9293416B2Functional materialNAPRA CO LTD·Filed 2014·Granted Mar 22, 2016·2 cites·6 claims
- 2366US9924592B2Three-dimensional laminated circuit board, electronic device, information processing system, and information network systemNAPRA CO LTD·Filed 2016·Granted Mar 20, 2018·1 cites·4 claims
- 2465US2024109156A1Metal particle for joint materialNAPRA CO LTD·Filed 2023·Application pending·0 cites
- 2562US11364575B2Metal particleNAPRA CO LTD·Filed 2021·Granted Jun 21, 2022·0 cites·7 claims
- 2662US7736585B2Metal powder with nano-composite structure and its production method using a self-assembling techniqueNAPRA CO LTD·Filed 2009·Granted Jun 15, 2010·0 cites·19 claims
- 2759US10629506B2Preform for semiconductor encapsulationNAPRA CO LTD·Filed 2017·Granted Apr 21, 2020·0 cites·7 claims
- 2859US9950496B2Multi-layer preform sheetNAPRA CO LTD·Filed 2016·Granted Apr 24, 2018·1 cites·1 claims
- 2958US2014023777A1Method for producing wiring board having through hole or non-through holeNAPRA CO LTD·Filed 2013·Application pending·0 cites
- 3056US2021078111A1Metal particleNAPRA CO LTD·Filed 2019·Application pending·0 cites
- 3153US9950925B2Method for forming functional part in minute spaceNAPRA CO LTD·Filed 2017·Granted Apr 24, 2018·0 cites·7 claims
- 3253US9460965B2Semiconductor substrate, eletronic device and method for manufacturing the sameNAPRA CO LTD·Filed 2015·Granted Oct 4, 2016·0 cites·8 claims
- 3352US2011232740A1Solar cellNAPRA CO LTD·Filed 2011·Application pending·0 cites
- 3449US9349720B2Integrated circuit deviceNAPRA CO LTD·Filed 2014·Granted May 24, 2016·0 cites·4 claims
- 3549US9142518B2Junction and electrical connectionNAPRA CO LTD·Filed 2014·Granted Sep 22, 2015·0 cites·9 claims
- 3649US2013136645A1Method for forming functional part in minute spaceNAPRA CO LTD·Filed 2012·Application pending·0 cites
- 3749US2010031501A1Method for filling through hole or non-through hole formed on board with fillerNAPRA CO LTD·Filed 2008·Application pending·0 cites
- 3848US2013250481A1Conductive fine powder, conductive paste and electronic componentNAPRA CO LTD·Filed 2013·Application pending·0 cites
- 3946US2015228382A1Method for forming conductor in minute spaceNAPRA CO LTD·Filed 2014·Application pending·0 cites
- 4043US2013277850A1Electronic deviceNAPRA CO LTD·Filed 2013·Application pending·0 cites
- 4142US10468376B2Semiconductor device and method for manufacturing the sameNAPRA CO LTD·Filed 2018·Granted Nov 5, 2019·0 cites·3 claims
- 4231US2017117353A1Circuit board and electronic deviceNAPRA CO LTD·Filed 2015·Application pending·0 cites
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