Inventor · disambiguated record
Naoya Sunachi
Also filed as: SUNACHI NAOYA
8 granted patents·3 pending applications·19 citations·filing 2002–2022
82Inventor score
Top patents by PatentIndex Score
11 records- 0173US7256478B2Notched compound semiconductor waferDOWA MINING CO·Filed 2005·Granted Aug 14, 2007·4 cites·5 claims
- 0270US7256476B2Notched compound semiconductor waferDOWA MINING CO·Filed 2005·Granted Aug 14, 2007·3 cites·5 claims
- 0367US10510557B2Electronic part mounting substrate and method for producing sameDOWA METALTECH CO LTD·Filed 2013·Granted Dec 17, 2019·0 cites·13 claims
- 0467US9831157B2Method of attaching an electronic part to a copper plate having a surface roughnessDOWA METALTECH CO LTD·Filed 2014·Granted Nov 28, 2017·2 cites·7 claims
- 0557US12467160B2GaAs wafer and method of producing GaAs ingotDOWA ELECTRONICS MATERIALS CO LTD·Filed 2021·Granted Nov 11, 2025·0 cites·10 claims
- 0655US7211834B2Semiconductor light-emitting element and manufacturing method thereofDOWA ELECTRONICS MATERIALS CO LTD·Filed 2004·Granted May 1, 2007·6 cites·2 claims
- 0754US2024392475A1Gaas wafer, gaas wafer group, and method of producing gaas ingotDOWA ELECTRONICS MATERIALS CO LTD·Filed 2022·Application pending·0 cites
- 0854US2020083062A1Electronic part mounting substrate and method for producing sameDOWA METALTECH CO LTD·Filed 2019·Application pending·0 cites
- 0953US6998700B2Notched compound semiconductor waferDOWA MINING CO·Filed 2002·Granted Feb 14, 2006·4 cites·5 claims
- 1049US2023243067A1GaAs INGOT AND METHOD OF PRODUCING GaAs INGOT, AND GaAs WAFERDOWA ELECTRONICS MATERIALS CO LTD·Filed 2021·Application pending·0 cites
- 1148US7256477B2Notched compound semiconductor waferDOWA MINING CO·Filed 2005·Granted Aug 14, 2007·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →