Inventor · disambiguated record
Chikao Ikenaga
Also filed as: IKENAGA CHIKAO
59 granted patents·15 pending applications·358 citations·filing 2001–2024
98Inventor score
Top patents by PatentIndex Score
74 records- 0199US11608554B2Deposition mask apparatus, mask support mechanism, and production method for deposition mask apparatusDAINIPPON PRINTING CO LTD·Filed 2022·Granted Mar 21, 2023·6 cites·9 claims
- 0299US11434559B2Deposition mask apparatus, mask support mechanism, and production method for deposition mask apparatusDAINIPPON PRINTING CO LTD·Filed 2021·Granted Sep 6, 2022·11 cites·11 claims
- 0399US11279999B2Deposition mask apparatus, mask support mechanism, and production method for deposition mask apparatusDAINIPPON PRINTING CO LTD·Filed 2020·Granted Mar 22, 2022·16 cites·11 claims
- 0498US11788181B2Deposition mask apparatus, mask support mechanism, and production method for deposition mask apparatusDAINIPPON PRINTING CO LTD·Filed 2023·Granted Oct 17, 2023·3 cites·11 claims
- 0598US11732347B2Standard mask apparatus and method of manufacturing standard mask apparatusDAINIPPON PRINTING CO LTD·Filed 2021·Granted Aug 22, 2023·8 cites·8 claims
- 0697US11501992B2Vapor deposition mask and method for manufacturing same, vapor deposition mask device and method for manufacturing same, intermediate, vapor deposition method, and method for manufacturing organic EL display deviceDAINIPPON PRINTING CO LTD·Filed 2020·Granted Nov 15, 2022·5 cites·11 claims
- 0797US10600963B2Metal plate, method of manufacturing metal plate, and method of manufacturing mask by using metal plateDAINIPPON PRINTING CO LTD·Filed 2015·Granted Mar 24, 2020·4 cites·22 claims
- 0896US11237481B2Metal plate for manufacturing deposition mask and manufacturing method for metal plate, and deposition mask and manufacturing method for deposition maskDAINIPPON PRINTING CO LTD·Filed 2019·Granted Feb 1, 2022·3 cites·5 claims
- 0995US11733607B2Metal plate for producing vapor deposition masks, inspection method for metal plates, production method for metal plates, vapor deposition mask, vapor deposition mask device, and production method for vapor deposition masksDAINIPPON PRINTING CO LTD·Filed 2019·Granted Aug 22, 2023·2 cites·20 claims
- 1095US11486031B2Metal plateDAINIPPON PRINTING CO LTD·Filed 2021·Granted Nov 1, 2022·3 cites·3 claims
- 1195US11313026B2Method of manufacturing deposition mask, intermediate product to which deposition mask is allocated, and deposition maskDAINIPPON PRINTING CO LTD·Filed 2019·Granted Apr 26, 2022·11 cites·11 claims
- 1294US11136664B2Deposition mask and method of manufacturing deposition maskDAINIPPON PRINTING CO LTD·Filed 2019·Granted Oct 5, 2021·6 cites·7 claims
- 1392US11814719B2Method of manufacturing deposition mask, intermediate product to which deposition mask is allocated, and deposition maskDAINIPPON PRINTING CO LTD·Filed 2022·Granted Nov 14, 2023·1 cites·9 claims
- 1492US10612124B2Manufacturing method for deposition mask, metal plate used for producing deposition mask, and manufacturing method for said metal sheetDAINIPPON PRINTING CO LTD·Filed 2019·Granted Apr 7, 2020·2 cites·10 claims
- 1592US9828665B2Metal plate, method of manufacturing metal plate, and method of manufacturing deposition mask by use of metal plateDAINIPPON PRINTING CO LTD·Filed 2014·Granted Nov 28, 2017·7 cites·10 claims
- 1691US6703696B2Semiconductor packageDAINIPPON PRINTING CO LTD·Filed 2001·Granted Mar 9, 2004·86 cites·17 claims
- 1789US10570498B2Manufacturing method for deposition mask, metal plate used for producing deposition mask, and manufacturing method for said metal sheetDAINIPPON PRINTING CO LTD·Filed 2016·Granted Feb 25, 2020·5 cites·11 claims
- 1889US2025043399A1Metal plate for producing vapor deposition masks, production method for metal plates, vapor deposition mask, production method for vapor deposition mask, and vapor deposition mask device comprising vapor deposition maskDAINIPPON PRINTING CO LTD·Filed 2024·Application pending·0 cites
- 1987US8653647B2Plastic package and method of fabricating the sameMASUDA MASACHIKA·Filed 2010·Granted Feb 18, 2014·8 cites·18 claims
- 2086US11667983B2Method for manufacturing metal plateDAINIPPON PRINTING CO LTD·Filed 2020·Granted Jun 6, 2023·1 cites·12 claims
- 2185US6774470B2Non-contact data carrier and method of fabricating the sameDAINIPPON PRINTING CO LTD·Filed 2002·Granted Aug 10, 2004·34 cites·2 claims
- 2284US12117727B2Metal plate for manufacturing deposition mask and manufacturing method for metal plate, and deposition mask and manufacturing method for deposition maskDAINIPPON PRINTING CO LTD·Filed 2021·Granted Oct 15, 2024·0 cites·5 claims
- 2384US7365441B2Semiconductor device fabricating apparatus and semiconductor device fabricating methodDAINIPPON PRINTING CO LTD·Filed 2006·Granted Apr 29, 2008·15 cites·3 claims
- 2483US11220736B2Deposition maskDAINIPPON PRINTING CO LTD·Filed 2017·Granted Jan 11, 2022·1 cites·4 claims
- 2583US10541387B2Deposition mask, method of manufacturing deposition mask and metal plateDAINIPPON PRINTING CO LTD·Filed 2018·Granted Jan 21, 2020·1 cites·18 claims
- 2682US12227823B2Metal plate for producing vapor deposition masks, production method for metal plates, vapor deposition mask, production method for vapor deposition mask, and vapor deposition mask device comprising vapor deposition maskDAINIPPON PRINTING CO LTD·Filed 2019·Granted Feb 18, 2025·0 cites·14 claims
- 2782US10731261B2Metal plate, method of manufacturing metal plate, and method of manufacturing mask by use of metal plateDAINIPPON PRINTING CO LTD·Filed 2018·Granted Aug 4, 2020·1 cites·25 claims
- 2882US9461220B2Resin-attached lead frame, method for manufacturing the same, and lead frameIKENAGA CHIKAO·Filed 2012·Granted Oct 4, 2016·7 cites·18 claims
- 2981US7405468B2Plastic package and method of fabricating the sameDAINIPPON PRINTING CO LTD·Filed 2004·Granted Jul 29, 2008·24 cites·4 claims
- 3080US12508797B2Deposition mask package and deposition mask packaging methodDAINIPPON PRINTING CO LTD·Filed 2024·Granted Dec 30, 2025·0 cites·8 claims
- 3180US12480200B2Method of quality determining of deposition mask, method of manufacturing deposition mask, method of manufacturing deposition mask device, method of selecting deposition mask, and deposition maskDAINIPPON PRINTING CO LTD·Filed 2023·Granted Nov 25, 2025·0 cites·7 claims
- 3279US11732361B2Metal plate for manufacturing deposition mask, method for manufacturing metal plate, deposition mask and method for manufacturing deposition maskDAINIPPON PRINTING CO LTD·Filed 2020·Granted Aug 22, 2023·1 cites·20 claims
- 3377US10538838B2Deposition mask, method of manufacturing deposition mask and metal plateDAINIPPON PRINTING CO LTD·Filed 2016·Granted Jan 21, 2020·1 cites·18 claims
- 3476US11118258B2Deposition mask, method of manufacturing deposition mask and metal plateDAINIPPON PRINTING CO LTD·Filed 2019·Granted Sep 14, 2021·1 cites·14 claims
- 3576US7064011B2Semiconductor device fabricating apparatus and semiconductor device fabricating methodNITTO DENKO CORP·Filed 2004·Granted Jun 20, 2006·21 cites·9 claims
- 3675US6882048B2Lead frame and semiconductor package having a groove formed in the respective terminals for limiting a plating areaDAINIPPON PRINTING CO LTD·Filed 2002·Granted Apr 19, 2005·23 cites·13 claims
- 3775US2021214837A1Method of manufacturing deposition mask, intermediate product to which deposition mask is allocated, and deposition maskDAINIPPON PRINTING CO LTD·Filed 2021·Application pending·0 cites
- 3875US2019256965A1Method of manufacturing deposition mask, intermediate product to which deposition mask is allocated, and deposition maskDAINIPPON PRINTING CO LTD·Filed 2019·Application pending·0 cites
- 3974US10991883B2Deposition mask, method of manufacturing deposition mask device, and method of manufacturing deposition maskDAINIPPON PRINTING CO LTD·Filed 2017·Granted Apr 27, 2021·1 cites·3 claims
- 4074US6744118B2Frame for semiconductor packageDAINIPPON PRINTING CO LTD·Filed 2001·Granted Jun 1, 2004·21 cites·27 claims
- 4170US11148397B2Deposition mask package and deposition mask packaging methodDAINIPPON PRINTING CO LTD·Filed 2019·Granted Oct 19, 2021·1 cites·16 claims
- 4270US10126521B2Leaf spring, camera module drive mechanism, electronic terminal, and method for producing leaf springDAINIPPON PRINTING CO LTD·Filed 2014·Granted Nov 13, 2018·2 cites·17 claims
- 4368US12109778B2Deposition mask package and deposition mask packaging methodDAINIPPON PRINTING CO LTD·Filed 2021·Granted Oct 8, 2024·0 cites·8 claims
- 4468US11217750B2Metal plate, method of manufacturing metal plate, and method of manufacturing mask by using metal plateDAINIPPON PRINTING CO LTD·Filed 2020·Granted Jan 4, 2022·0 cites·5 claims
- 4568US10233546B2Metal plate, method of manufacturing metal plate, and method of manufacturing mask by use of metal plateDAINIPPON PRINTING CO LTD·Filed 2014·Granted Mar 19, 2019·0 cites·19 claims
- 4668US2021242405A1Method of quality determining of deposition mask, method of manufacturing deposition mask, method of manufacturing deposition mask device, method of selecting deposition mask and deposition maskDAINIPPON PRINTING CO LTD·Filed 2021·Application pending·0 cites
- 4767US11649540B2Deposition mask and method of manufacturing deposition maskDAINIPPON PRINTING CO LTD·Filed 2021·Granted May 16, 2023·0 cites·9 claims
- 4865US8018044B2Semiconductor device, substrate for producing semiconductor device and method of producing themDAINIPPON PRINTING CO LTD·Filed 2005·Granted Sep 13, 2011·3 cites·6 claims
- 4965US7825514B2Substrate for semiconductor device, resin-sealed semiconductor device, method for manufacturing said substrate for semiconductor device and method for manufacturing said resin-sealed semiconductor deviceDAINIPPON PRINTING CO LTD·Filed 2008·Granted Nov 2, 2010·2 cites·15 claims
- 5065US2024060168A1Method of manufacturing mask, mask and method of manufacturing mask apparatusDAINIPPON PRINTING CO LTD·Filed 2023·Application pending·0 cites
Showing the top 50 of 74 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →