Inventor · disambiguated record
Atsushi Ryokawa
Also filed as: RYOKAWA ATSUSHI
9 granted patents·7 pending applications·17 citations·filing 2002–2024
82Inventor score
Top patents by PatentIndex Score
16 records- 0182US9748092B2Liquid chemical for forming protecting filmCENTRAL GLASS CO LTD·Filed 2015·Granted Aug 29, 2017·3 cites·6 claims
- 0282US9228120B2Liquid chemical for forming protecting filmKUMON SOICHI·Filed 2011·Granted Jan 5, 2016·5 cites·7 claims
- 0372US9691603B2Chemical for forming protective filmKUMON SOICHI·Filed 2011·Granted Jun 27, 2017·3 cites·8 claims
- 0472US7319158B2Process for producing high-purity hafnium amideCENTRAL GLASS CO LTD·Filed 2007·Granted Jan 15, 2008·2 cites·10 claims
- 0570US2024287103A1Water-repellent protective film-forming agent, water-repellent protective film-forming chemical solution, and wafer surface treatment methodCENTRAL GLASS CO LTD·Filed 2024·Application pending·0 cites
- 0668US7518008B2Processes for producing hafnium complexesCENTRAL GLASS CO LTD·Filed 2008·Granted Apr 14, 2009·1 cites·12 claims
- 0755US7976817B2Method for production of iodine heptafluorideCENTRAL GLASS CO LTD·Filed 2008·Granted Jul 12, 2011·0 cites·12 claims
- 0851US6770253B2Process for producing silicon tetrafluorideCENTRAL GLASS CO LTD·Filed 2002·Granted Aug 3, 2004·3 cites·10 claims
- 0951US2020339611A1Water-repellent protective film-forming agent, water-repellent protective film-forming chemical solution, and wafer surface treatment methodCENTRAL GLASS CO LTD·Filed 2019·Application pending·0 cites
- 1049US2013255534A1Method of Preparing Liquid Chemical for Forming Protective FilmCENTRAL GLASS CO LTD·Filed 2012·Application pending·0 cites
- 1148US2017062203A1Method of Preparing Liquid Chemical for Forming Protective FilmCENTRAL GLASS CO LTD·Filed 2016·Application pending·0 cites
- 1247US8680308B2Hafnium amide complex manufacturing method and hafnium-containing oxide filmRYOKAWA ATSUSHI·Filed 2009·Granted Mar 25, 2014·0 cites·1 claims
- 1344US2014339321A1Pressure feed container, storage method using the pressure feed container, and method for transferring liquid using the pressure feed containerCENTRAL GLASS CO LTD·Filed 2014·Application pending·0 cites
- 1441US2014311379A1Method for Preparing Liquid Chemical for Forming Water Repellent Protective FilmCENTRAL GLASS CO LTD·Filed 2012·Application pending·0 cites
- 1539US12098319B2Liquid chemical for forming water-repellent protective film, method for preparing same, and method for manufacturing surface-treated bodyCENTRAL GLASS CO LTD·Filed 2019·Granted Sep 24, 2024·0 cites·14 claims
- 1632US2019074173A1Water-Repellent Protective Film Forming Agent, Liquid Chemical for Forming Water-Repellent Protective Film, and Wafer Cleaning MethodCENTRAL GLASS CO LTD·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →