Inventor · disambiguated record
Masabumi Ito
Also filed as: ITO MASABUMI
13 granted patents·14 pending applications·79 citations·filing 1993–2022
89Inventor score
Top patents by PatentIndex Score
27 records- 0189US7622050B2Process for polishing glass substrateASAHI GLASS CO LTD·Filed 2006·Granted Nov 24, 2009·16 cites·5 claims
- 0285US8070557B2Method of polishing glass substrateKOJIMA HIROSHI·Filed 2009·Granted Dec 6, 2011·11 cites·14 claims
- 0381US7923178B2Glass substrate for mask blank and method of polishing for producing the sameASAHI GLASS CO LTD·Filed 2008·Granted Apr 12, 2011·7 cites·20 claims
- 0477US7901843B2Process for smoothing surface of glass substrateASAHI GLASS CO LTD·Filed 2008·Granted Mar 8, 2011·5 cites·26 claims
- 0576US8148037B2Optical component for EUVL and smoothing method thereofONO MOTOSHI·Filed 2010·Granted Apr 3, 2012·3 cites·17 claims
- 0675US7959493B2Method for polishing glass substrate and process for producing glass substrateASAHI GLASS CO LTD·Filed 2009·Granted Jun 14, 2011·3 cites·9 claims
- 0769US5538579AMethod of processing a plurality of glass plates or the like into a circular shape or a method of perforating a plurality of the same materialASAHI GLASS CO LTD·Filed 1993·Granted Jul 23, 1996·28 cites·24 claims
- 0866US8137574B2Processing method of glass substrate, and highly flat and highly smooth glass substrateOTSUKA KOJI·Filed 2008·Granted Mar 20, 2012·4 cites·28 claims
- 0965US7629089B2Low-expansion glass substrate for a reflective mask and reflective maskASAHI GLASS CO LTD·Filed 2006·Granted Dec 8, 2009·2 cites·14 claims
- 1057US11090767B2Curved plate machining apparatus, and method of manufacturing curved plate with machined outer circumferenceAGC INC·Filed 2019·Granted Aug 17, 2021·0 cites·29 claims
- 1156US7771603B2Process for polishing glass substrateASAHI GLASS CO LTD·Filed 2007·Granted Aug 10, 2010·0 cites·8 claims
- 1255US12392933B2Glass plate structure and on-vehicle display deviceAGC INC·Filed 2022·Granted Aug 19, 2025·0 cites·7 claims
- 1353US2010080961A1Method of processing glass substrate surfaceASAHI GLASS CO LTD·Filed 2009·Application pending·0 cites
- 1451US2010101940A1Method for removing foreign matter from glass substrate surface and method for processing glass substrate surfaceASAHI GLASS CO LTD·Filed 2009·Application pending·0 cites
- 1550US8524422B2Low expansion glass substrate for reflection type mask and method for processing sameOKAMURA KENJI·Filed 2011·Granted Sep 3, 2013·0 cites·20 claims
- 1649US2010159808A1Method of glass surface fine processingASAHI GLASS CO LTD·Filed 2009·Application pending·0 cites
- 1748US2010086864A1Method of polishing glass substrateASAHI GLASS CO LTD·Filed 2009·Application pending·0 cites
- 1847US2018147819A1Glass plateASAHI GLASS CO LTD·Filed 2018·Application pending·0 cites
- 1947US2007066066A1Polishing method for glass substrate, and glass substrateASAHI GLASS CO LTD·Filed 2006·Application pending·0 cites
- 2047US2008017610A1Process for producing glass substrate for magnetic diskASAHI GLASS CO LTD·Filed 2007·Application pending·0 cites
- 2142US2018071881A1Method for manufacturing glass plate, glass plate, and display deviceASAHI GLASS CO LTD·Filed 2017·Application pending·0 cites
- 2240US2017226006A1Glass and manufacturing method of glassASAHI GLASS CO LTD·Filed 2017·Application pending·0 cites
- 2338US2018081111A1Glass sheet and method for manufacturing glass sheetASAHI GLASS CO LTD·Filed 2017·Application pending·0 cites
- 2438US2011151752A1Process for producing glass substrateASAHI GLASS CO LTD·Filed 2010·Application pending·0 cites
- 2537US2011189506A1Glass substrate for magnetic recording medium, and method for manufacturing the sameASAHI GLASS CO LTD·Filed 2011·Application pending·0 cites
- 2637US2017107144A1Glass member and manufacturing method of glass memberASAHI GLASS CO LTD·Filed 2016·Application pending·0 cites
- 2734US2017327417A1Glass member and glassASAHI GLASS CO LTD·Filed 2017·Application pending·0 cites
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