Inventor · disambiguated record
Ryosuke Sako
Also filed as: SAKO RYOSUKE
9 granted patents·4 pending applications·170 citations·filing 1986–2022
89Inventor score
Top patents by PatentIndex Score
13 records- 0185US6736908B2Composition and process for treating metal surfaces and resulting articleHENKEL KGAA·Filed 2000·Granted May 18, 2004·38 cites·19 claims
- 0285US4830101AAluminum heat exchanger and method for producing aluminum heat exchangerNIPPON DENSO CO·Filed 1986·Granted May 16, 1989·46 cites·18 claims
- 0370US8156020B2Charge managing system, image forming apparatus, charge managing server, and image forming methodMURAYAMA MIDORI·Filed 2008·Granted Apr 10, 2012·5 cites·15 claims
- 0465US4783224AMethod for hydrophilic treatment of aluminum using an amphoteric polymerNIHON PARKERIZING·Filed 1987·Granted Nov 8, 1988·19 cites·9 claims
- 0560US2022393217A1Fuel cell structureDENSO CORP·Filed 2022·Application pending·0 cites
- 0658US5538078AAluminum-containing metal composite material and process for producing sameNIPPON DENSO CO·Filed 1995·Granted Jul 23, 1996·24 cites·30 claims
- 0752US8498912B2Charge managing system, image forming apparatus, charge managing server, and image forming methodMURAYAMA MIDORI·Filed 2012·Granted Jul 30, 2013·0 cites·11 claims
- 0849US2011276501A1License management apparatus, device, and license management methodSAKO RYOSUKE·Filed 2009·Application pending·0 cites
- 0948US4726886AAluminum heat exchanger coatingNIHON PARKERIZING·Filed 1987·Granted Feb 23, 1988·12 cites·9 claims
- 1043US5070938AAluminum heat exchanger and method of manufacturing sameNIPPON DENSO CO·Filed 1990·Granted Dec 10, 1991·15 cites·3 claims
- 1138US2003212181A1Autodepositing coating composition and process and coated metal articles therefromFiled 2000·Application pending·0 cites
- 1238US2004167266A1Surface treatment for metal, process for surface treatment of metallic substances, and surface-treated metallic substancesFiled 2003·Application pending·0 cites
- 1330US6300395B1Aqueous hydrophilization treatment composition and method for aluminum-containing metal materialNIKON PARKERIZING CO LTD·Filed 1995·Granted Oct 9, 2001·11 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →