Inventor · disambiguated record
Sumika Tamura
Also filed as: TAMURA SUMIKA
5 granted patents·5 citations·filing 2017–2021
68Inventor score
Files withTOPPAN PRINTING CO LTD5
Top patents by PatentIndex Score
5 records- 0188US10273569B2Metal mask substrate, metal mask substrate control method, metal mask, and metal mask production methodTOPPAN PRINTING CO LTD·Filed 2017·Granted Apr 30, 2019·3 cites·6 claims
- 0283US11111585B2Method for producing base for metal masks, method for producing metal mask for vapor deposition, base for metal masks, and metal mask for vapor depositionTOPPAN PRINTING CO LTD·Filed 2017·Granted Sep 7, 2021·2 cites·9 claims
- 0373US11746423B2Method for producing base for metal masks, method for producing metal mask for vapor deposition, base for metal masks, and metal mask for vapor depositionTOPPAN PRINTING CO LTD·Filed 2021·Granted Sep 5, 2023·0 cites·10 claims
- 0471US11453940B2Metal mask substrate for vapor deposition, metal mask for vapor deposition, production method for metal mask substrate for vapor deposition, and production method for metal mask for vapor depositionTOPPAN PRINTING CO LTD·Filed 2020·Granted Sep 27, 2022·0 cites·9 claims
- 0567US10876215B2Metal mask substrate for vapor deposition, metal mask for vapor deposition, production method for metal mask substrate for vapor deposition, and production method for metal mask for vapor depositionTOPPAN PRINTING CO LTD·Filed 2017·Granted Dec 29, 2020·0 cites·7 claims
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