Inventor · disambiguated record
Masaaki Hirakawa
Also filed as: HIRAKAWA MASAAKI
10 granted patents·13 pending applications·48 citations·filing 2001–2023
86Inventor score
Top patents by PatentIndex Score
23 records- 0190US8372630B2Optical glucose sensor chip and method of manufacturing the sameTOSHIBA KK·Filed 2010·Granted Feb 12, 2013·10 cites·21 claims
- 0283US9620353B2Method of manufacturing semiconductor deviceTOSHIBA KK·Filed 2014·Granted Apr 11, 2017·5 cites·20 claims
- 0378US9718710B2Treatment apparatus and method for reusing treatment liquidTOSHIBA KK·Filed 2015·Granted Aug 1, 2017·3 cites·4 claims
- 0478US6812634B2Graphite nanofibers, electron-emitting source and method for preparing the same, display element equipped with the electron-emitting source as well as lithium ion secondary batteryULVAC CORP·Filed 2001·Granted Nov 2, 2004·14 cites·11 claims
- 0575US9274104B2Measuring system using optical waveguide, measuring device, measuring method, optical waveguide type sensor chip, and magnetic fine particleTONO ICHIRO·Filed 2012·Granted Mar 1, 2016·4 cites·8 claims
- 0671US2024110081A1Temporary substrate adhesive and substrate processing methodTOSHIBA KK·Filed 2023·Application pending·0 cites
- 0770US10192733B2Method of manufacturing semiconductor device and chemical liquidTOSHIBA MEMORY CORP·Filed 2017·Granted Jan 29, 2019·1 cites·19 claims
- 0869US10957553B2Etching solution, etching method, and method for manufacturing an electronic componentTOSHIBA KK·Filed 2019·Granted Mar 23, 2021·1 cites·30 claims
- 0966US10147619B2Substrate treatment apparatus, substrate treatment method, and etchantTOSHIBA MEMORY CORP·Filed 2016·Granted Dec 4, 2018·1 cites·3 claims
- 1064US6919106B2Method for preparing porous SOG filmULVAC INC·Filed 2001·Granted Jul 19, 2005·9 cites·15 claims
- 1163US2023099232A1Temporary substrate adhesive and substrate processing methodTOSHIBA KK·Filed 2022·Application pending·0 cites
- 1260US2008020454A1Optical glucose sensor chip and method of manufacturing the sameUEMATSU IKUO·Filed 2007·Application pending·0 cites
- 1359US2009325452A1Cathode substrate having cathode electrode layer, insulator layer, and gate electrode layer formed thereonULVAC INC·Filed 2009·Application pending·0 cites
- 1456US2013316386A1Test element, test kit, test device, and test methodTOSHIBA KK·Filed 2013·Application pending·0 cites
- 1550US11254870B2Etching solution, additive, and etching methodTOSHIBA KK·Filed 2020·Granted Feb 22, 2022·0 cites·5 claims
- 1649US2012064559A1Test element, test kit, test device, and test methodTONO ICHIRO·Filed 2011·Application pending·0 cites
- 1749US2011020852A1Method of analyzing biological component, biological component analyzer and extraction cartridgeSYSMEX CORP·Filed 2009·Application pending·0 cites
- 1848US2005230750A1Cathode substrate and its manufacturing methodNAKANO HARUHISA·Filed 2005·Application pending·0 cites
- 1946US2008131315A1Color reaction detecting device and method for manufacturing sameTOSHIBA KK·Filed 2007·Application pending·0 cites
- 2042US2014076355A1Treatment apparatus, method for manufacturing treatment liquid, and method for manufacturing electronic deviceTOSHIBA KK·Filed 2013·Application pending·0 cites
- 2141US2011142718A1Glucose sensor chipTOSHIBA KK·Filed 2010·Application pending·0 cites
- 2238US2006078680A1Method for forming a carbon nanotube and a plasma CVD apparatus for carrying out the methodNAKANO HARUHISA·Filed 2005·Application pending·0 cites
- 2336US2005099111A1Method for the preparation of graphite nanofibers and emitter and display elements comprising the nanofibersFiled 2003·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Masaaki Hirakawa files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →