Inventor · disambiguated record
Masahide Iwakata
Also filed as: IWAKATA MASAHIDE
10 granted patents·2 pending applications·66 citations·filing 2005–2024
86Inventor score
Files withSHINETSU CHEMICAL CO7CANON MEDICAL SYSTEMS CORP2ARAI KAZUHIRO1IWAKATA MASAHIDE1YOSHIKAWA HIROKI1
Top patents by PatentIndex Score
12 records- 0195US7771893B2Photomask blank, photomask and fabrication method thereofSHINETSU CHEMICAL CO·Filed 2006·Granted Aug 10, 2010·28 cites·20 claims
- 0289US7691546B2Photomask blank and photomaskSHINETSU CHEMICAL CO·Filed 2005·Granted Apr 6, 2010·10 cites·8 claims
- 0387US7625676B2Photomask blank, photomask and fabrication method thereofSHINETSU CHEMICAL CO·Filed 2005·Granted Dec 1, 2009·13 cites·24 claims
- 0486US7618753B2Photomask blank, photomask and method for producing thoseSHINETSU CHEMICAL CO·Filed 2005·Granted Nov 17, 2009·8 cites·20 claims
- 0577US8007964B2Photomask blank and photomaskSHINETSU CHEMICAL CO·Filed 2010·Granted Aug 30, 2011·2 cites·17 claims
- 0672US7556892B2Halftone phase shift mask blank, halftone phase shift mask, and pattern transfer methodSHINETSU CHEMICAL CO·Filed 2005·Granted Jul 7, 2009·3 cites·28 claims
- 0772US2025196187A1Resin compositionCANON MEDICAL SYSTEMS CORP·Filed 2024·Application pending·0 cites
- 0867US8305686B2Method for producing optical element and the optical elementARAI KAZUHIRO·Filed 2009·Granted Nov 6, 2012·2 cites·5 claims
- 0961US12023198B2Ultrasonic transducer element, ultrasonic probe, and electrode structure of ultrasonic transducer elementCANON MEDICAL SYSTEMS CORP·Filed 2021·Granted Jul 2, 2024·0 cites·12 claims
- 1057US7598004B2Film-depositing target and preparation of phase shift mask blankSHINETSU CHEMICAL CO·Filed 2005·Granted Oct 6, 2009·0 cites·5 claims
- 1154US2009057143A1Film-depositing target and preparation of phase shift mask blankYOSHIKAWA HIROKI·Filed 2008·Application pending·0 cites
- 1241US8585220B2Optical element and method of producing sameIWAKATA MASAHIDE·Filed 2009·Granted Nov 19, 2013·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →