Inventor · disambiguated record
Ikuo Yamamoto
Also filed as: YAMAMOTO IKUO
72 granted patents·25 pending applications·630 citations·filing 1976–2025
99Inventor score
Top patents by PatentIndex Score
97 records- 0195US6472019B1Water- and oil-repellent treatment of textileDAIKIN IND INC·Filed 2002·Granted Oct 29, 2002·51 cites·13 claims
- 0294US6740357B2Water-and oil-repellent treatment of textileDAIKIN IND LTD·Filed 2002·Granted May 25, 2004·40 cites·17 claims
- 0392US6089178ASubmersible vehicle having swinging wingsMITSUBISHI HEAVY IND LTD·Filed 1998·Granted Jul 18, 2000·60 cites·2 claims
- 0490US6939580B2Water- and oil-repellent treatment of textileDAIKIN IND LTD·Filed 2001·Granted Sep 6, 2005·29 cites·11 claims
- 0589US7641457B2Internal gear pumpJTEKT CORP·Filed 2007·Granted Jan 5, 2010·12 cites·7 claims
- 0687US5637142ANonaqueous emulsified surface treating agent compositionDAIKIN IND LTD·Filed 1993·Granted Jun 10, 1997·38 cites·21 claims
- 0786US7717963B2Water- and oil-repellent treatment of textileDAIKIN IND LTD·Filed 2006·Granted May 18, 2010·4 cites·15 claims
- 0885US9410607B2Pulley unitJTEKT CORP·Filed 2014·Granted Aug 9, 2016·5 cites·18 claims
- 0983US6870937B1Electroacoustic transducer, process of producing the same and electroacoustic transducing device using the sameSHARP KK·Filed 2000·Granted Mar 22, 2005·40 cites·24 claims
- 1083US6750277B1Composition and treatment agentDAIKIN IND LTD·Filed 1998·Granted Jun 15, 2004·43 cites·28 claims
- 1183US2024117177A1Non-fluorinated block copolymerDAIKIN IND LTD·Filed 2023·Application pending·0 cites
- 1282US8552106B2Dispersion of fluorosilicones and fluorine- and silicon-containing surface treatment agentYAMAMOTO IKUO·Filed 2009·Granted Oct 8, 2013·4 cites·25 claims
- 1380US7147669B2Water- and oil-repellent treatment of textileDAIKIN IND LTD·Filed 2002·Granted Dec 12, 2006·8 cites·13 claims
- 1478US11746268B2Surface treatment agentDAIKIN IND LTD·Filed 2017·Granted Sep 5, 2023·2 cites·15 claims
- 1578US8394887B2Fluoropolymer having S-sulfate group and water/oil repellent composition containing the polymerYAMAUCHI KIYOSHI·Filed 2006·Granted Mar 12, 2013·3 cites·15 claims
- 1678US7914589B2Fluorine-containing urethanesDAIKIN IND LTD·Filed 2005·Granted Mar 29, 2011·2 cites·18 claims
- 1777US6019909AFluorinated hydrocarbon compound and process for its preparation, and refrigerator oil and magnetic recording medium lubricantDAIKIN IND LTD·Filed 1991·Granted Feb 1, 2000·16 cites·16 claims
- 1877US6013732AStainproofing agentDAIKIN IND LTD·Filed 1998·Granted Jan 11, 2000·33 cites·27 claims
- 1975US7678155B2Water- and oil-repellent treatment of textileDAIKIN IND LTD·Filed 2003·Granted Mar 16, 2010·8 cites·12 claims
- 2075US4034994ATubular end structure of pipeKUBOTA ENGINEERING CO LTD·Filed 1976·Granted Jul 12, 1977·46 cites·2 claims
- 2174US9416486B2Method for manufacturing fluorine-containing polymerDAIKIN IND LTD·Filed 2013·Granted Aug 16, 2016·3 cites·28 claims
- 2274US7758656B2Water-and-oil repellent treatment of textileDAIKIN IND LTD·Filed 2001·Granted Jul 20, 2010·7 cites·11 claims
- 2373US8038417B2Electric pump unit and electric oil pump apparatusJTEKT CORP·Filed 2008·Granted Oct 18, 2011·4 cites·5 claims
- 2473US2021309776A1Fluorinated polymer and surface treating agent compositionDAIKIN IND LTD·Filed 2021·Application pending·0 cites
- 2571US2021214545A1Non-fluorinated block copolymerDAIKIN IND LTD·Filed 2021·Application pending·0 cites
- 2670US8568886B2Fluorine-containing copolymer, paper processing agent, and coating film-forming agent for cosmetic preparationMATSUDA MICHIO·Filed 2009·Granted Oct 29, 2013·3 cites·10 claims
- 2770US7638575B2Surface treating agent, fluorine-containing monomer and fluorine-containing polymerDAIKIN IND LTD·Filed 2005·Granted Dec 29, 2009·2 cites·20 claims
- 2870US6746287B2Underwater propelling apparatus which stably carries out a propelling operation and a steering operationMITSUBISHI HEAVY IND LTD·Filed 2002·Granted Jun 8, 2004·13 cites·15 claims
- 2969US12473394B2Urethane compoundDAIKIN IND LTD·Filed 2022·Granted Nov 18, 2025·0 cites·12 claims
- 3069US7651993B2Fluorine-containing polymer and soil release agentDAIKIN IND LTD·Filed 2008·Granted Jan 26, 2010·1 cites·10 claims
- 3169US6833082B2Stain block treatment of textileDAIKIN IND LTD·Filed 2002·Granted Dec 21, 2004·4 cites·14 claims
- 3269US2024060232A1DispersionDAIKIN IND LTD·Filed 2023·Application pending·0 cites
- 3367US12195619B2Fluorine-containing polymer and surface treatment agentDAIKIN IND LTD·Filed 2021·Granted Jan 14, 2025·0 cites·14 claims
- 3467US7973107B2Fluorosilicones and fluorine- and silicon-containing surface treatment agentDAIKIN IND LTD·Filed 2006·Granted Jul 5, 2011·1 cites·18 claims
- 3567US2025346778A1Fluorine-containing compoundDAIKIN IND LTD·Filed 2025·Application pending·0 cites
- 3666US2025313703A1Water-repellent and oil-resistant agent, textile product, and method for producing textile productDAIKIN IND LTD·Filed 2025·Application pending·0 cites
- 3765US8461254B2Fluorosilicones and fluorine- and silicon-containing surface treatment agentYAMAMOTO IKUO·Filed 2011·Granted Jun 11, 2013·0 cites·21 claims
- 3865US7776982B2Silicon-containing fluorochemical surface-treating agentDAIKIN IND LTD·Filed 2004·Granted Aug 17, 2010·2 cites·7 claims
- 3965US2022411663A1DispersionDAIKIN IND LTD·Filed 2022·Application pending·0 cites
- 4065US2025333902A1Fluorine-containing compoundDAIKIN IND LTD·Filed 2025·Application pending·0 cites
- 4164US11041038B2Water repellent compositionDAIKIN IND LTD·Filed 2018·Granted Jun 22, 2021·0 cites·12 claims
- 4264US7388104B2Fluorinated urethane compounds and compositions containing the sameDAIKIN IND LTD·Filed 2003·Granted Jun 17, 2008·2 cites·10 claims
- 4364US2020055970A1Fluorinated polymer and surface treating agent compositionDAIKIN IND LTD·Filed 2017·Application pending·0 cites
- 4462US9328455B2Surface-treating agent comprising fluoropolymerYAMAMOTO IKUO·Filed 2011·Granted May 3, 2016·0 cites·8 claims
- 4562US6355753B1Polymer and antifouling agent composition containing the sameDAIKIN IND LTD·Filed 1998·Granted Mar 12, 2002·17 cites·23 claims
- 4662US5066410ARefrigerating machine composition comprising a fluorine-containing polyether oilDAIKIN IND LTD·Filed 1990·Granted Nov 19, 1991·14 cites·3 claims
- 4762US2010129594A1Water- and oil-repellent treatment of textileDAIKIN IND LTD·Filed 2010·Application pending·0 cites
- 4861US4631172AAluminum alloys for galvanic anodeNADAGAWA CORROSION PROTECTING·Filed 1985·Granted Dec 23, 1986·18 cites·3 claims
- 4961US2021355256A1Fluorine-containing polymer, coating composition, method for producing coated article, and coated articleDAIKIN IND LTD·Filed 2021·Application pending·0 cites
- 5060US6130298ASoil-resistant finishDAIKIN IND LTD·Filed 1997·Granted Oct 10, 2000·17 cites·11 claims
Showing the top 50 of 97 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Ikuo Yamamoto 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 →