Inventor · disambiguated record
Ryuichi Sugimae
Also filed as: SUGIMAE RYUICHI
33 granted patents·38 pending applications·282 citations·filing 2005–2025
97Inventor score
Top patents by PatentIndex Score
71 records- 0198US11439878B2Golf club having an adjustable weight assemblyACUSHNET CO·Filed 2021·Granted Sep 13, 2022·21 cites·20 claims
- 0298US11213730B2Golf club head with improved inertia performanceACUSHNET CO·Filed 2020·Granted Jan 4, 2022·13 cites·15 claims
- 0395US10926143B2Golf club having an adjustable weight assemblyACUSHNET CO·Filed 2019·Granted Feb 23, 2021·31 cites·18 claims
- 0494US11752405B2Golf club head with improved inertia performanceACUSHNET CO·Filed 2021·Granted Sep 12, 2023·4 cites·15 claims
- 0594US11497970B2Golf club head with improved inertia performance and removable aft body coupled by snap fit connectionACUSHNET CO·Filed 2021·Granted Nov 15, 2022·6 cites·15 claims
- 0693US11691055B2Golf club head with improved performanceACUSHNET CO·Filed 2021·Granted Jul 4, 2023·3 cites·19 claims
- 0793US11446555B2Golf club head with improved inertia performance and removable aft body coupled by metal-composite jointACUSHNET CO·Filed 2021·Granted Sep 20, 2022·4 cites·13 claims
- 0893US10369427B2Metal wood clubACUSHNET CO·Filed 2017·Granted Aug 6, 2019·21 cites·11 claims
- 0993US8328657B1Golf club shaftDEMKOWSKI PAUL M·Filed 2010·Granted Dec 11, 2012·47 cites·31 claims
- 1091US11027178B2Golf club head with improved inertia performanceACUSHNET CO·Filed 2019·Granted Jun 8, 2021·11 cites·18 claims
- 1190US12268943B2Golf club head with improved inertia performance and removable aft body coupled by metal-composite jointACUSHNET CO·Filed 2022·Granted Apr 8, 2025·2 cites·14 claims
- 1290US8758155B1Golf club shaftTAYLOR MADE GOLF CO·Filed 2012·Granted Jun 24, 2014·23 cites·16 claims
- 1389US10343032B2Golf club with flexureACUSHNET CO·Filed 2017·Granted Jul 9, 2019·12 cites·19 claims
- 1489US9433835B2Golf club head with improved striking faceACUSHNET CO·Filed 2013·Granted Sep 6, 2016·23 cites·10 claims
- 1588US11577131B2Golf club head with improved inertia performanceACUSHNET CO·Filed 2021·Granted Feb 14, 2023·2 cites·19 claims
- 1686US11465020B2Double-wall iron with composite inner wallACUSHNET CO·Filed 2020·Granted Oct 11, 2022·2 cites·9 claims
- 1783US9700766B2Golf club head with improved striking faceACUSHNET CO·Filed 2015·Granted Jul 11, 2017·8 cites·13 claims
- 1883US2025325888A1Double-wall iron with composite inner wallACUSHNET CO·Filed 2025·Application pending·0 cites
- 1982US7758447B2Golf club gripTAYLOR MADE GOLF CO·Filed 2008·Granted Jul 20, 2010·18 cites·11 claims
- 2081US2025108277A1Golf club having a damping element for ball speed controlACUSHNET CO·Filed 2024·Application pending·0 cites
- 2180US12397206B2Golf club head with improved inertia performanceACUSHNET CO·Filed 2023·Granted Aug 26, 2025·0 cites·11 claims
- 2280US2025256170A1Golf club head with improved performanceACUSHNET CO·Filed 2025·Application pending·0 cites
- 2379US11766592B2Multi-material golf club headACUSHNET CO·Filed 2021·Granted Sep 26, 2023·1 cites·17 claims
- 2478US7258623B2Method and apparatus for attaching golf club head and shaftTAYLOR MADE GOLF CO·Filed 2005·Granted Aug 21, 2007·23 cites·4 claims
- 2578US2025018254A1Method of forming a golf club head with improved inertia performanceACUSHNET CO·Filed 2024·Application pending·0 cites
- 2677US2025144492A1Golf club having a damping element for ball speed controlACUSHNET CO·Filed 2025·Application pending·0 cites
- 2776US2024416190A1Multi-material golf club headACUSHNET CO·Filed 2024·Application pending·0 cites
- 2873US12440733B2Method of forming a golf club head with improved inertia performanceACUSHNET CO·Filed 2023·Granted Oct 14, 2025·0 cites·6 claims
- 2973US12370419B2Golf club head with improved performanceACUSHNET CO·Filed 2023·Granted Jul 29, 2025·0 cites·14 claims
- 3073US2025108270A1Multi-piece golf club headACUSHNET CO·Filed 2024·Application pending·0 cites
- 3172US11497975B2Golf club having removeable weightACUSHNET CO·Filed 2021·Granted Nov 15, 2022·0 cites·20 claims
- 3272US2024367011A1Golf club head aft body constructionACUSHNET CO·Filed 2024·Application pending·0 cites
- 3372US2025153012A1Golf club head with improved inertia performance and removable aft body coupled by metal-composite jointACUSHNET CO·Filed 2025·Application pending·0 cites
- 3472US2023042378A1Golf club having a damping element for ball speed controlACUSHNET CO·Filed 2022·Application pending·0 cites
- 3571US9744413B2Metal wood clubACUSHNET CO·Filed 2016·Granted Aug 29, 2017·3 cites·19 claims
- 3671US2023330495A1Multi-material golf club headACUSHNET CO·Filed 2023·Application pending·0 cites
- 3771US2023330494A1Multi-material golf club headACUSHNET CO·Filed 2023·Application pending·0 cites
- 3870US12357886B2Double-wall iron with composite inner wallACUSHNET CO·Filed 2022·Granted Jul 15, 2025·0 cites·16 claims
- 3970US2023241465A1Golf club head with improved inertia performanceACUSHNET CO·Filed 2023·Application pending·0 cites
- 4069US12220620B2Golf club head with improved inertia performanceACUSHNET CO·Filed 2022·Granted Feb 11, 2025·0 cites·17 claims
- 4169US2023158378A1Golf club head with improved inertia performanceACUSHNET CO·Filed 2023·Application pending·0 cites
- 4269US2024058657A1Golf club head aft body constructionACUSHNET CO·Filed 2023·Application pending·0 cites
- 4369US2022409964A1Golf club head with improved inertia performanceACUSHNET CO·Filed 2022·Application pending·0 cites
- 4468US11219805B2Multi-material golf club headACUSHNET CO·Filed 2019·Granted Jan 11, 2022·1 cites·22 claims
- 4567US12102889B2Multi-material golf club headACUSHNET CO·Filed 2021·Granted Oct 1, 2024·0 cites·20 claims
- 4666US12208316B2Multi-piece golf club headACUSHNET CO·Filed 2022·Granted Jan 28, 2025·0 cites·14 claims
- 4765US2021268344A1Golf club head with improved inertia performanceACUSHNET CO·Filed 2021·Application pending·0 cites
- 4865US2025381455A1Multi-material golf club headACUSHNET CO·Filed 2025·Application pending·0 cites
- 4964US2025249317A1Multi-material golf club headACUSHNET CO·Filed 2025·Application pending·0 cites
- 5063US2022134197A1Golf club head with improved inertia performanceACUSHNET CO·Filed 2021·Application pending·0 cites
Showing the top 50 of 71 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →