Inventor · disambiguated record
Katsuyoshi Kumano
Also filed as: KUMANO KATSUYOSHI
4 granted patents·3 pending applications·22 citations·filing 2007–2023
71Inventor score
Technology areasB63B
Top patents by PatentIndex Score
7 records- 0174US8393928B2Fin attachment structureKUMANO KATSUYOSHI·Filed 2007·Granted Mar 12, 2013·10 cites·9 claims
- 0271US9701371B2Surfboard fin attachment structure and surfboardKUMANO KATSUYOSHI·Filed 2012·Granted Jul 11, 2017·5 cites·13 claims
- 0367US8282434B2FinKUMANO KATSUYOSHI·Filed 2007·Granted Oct 9, 2012·7 cites·18 claims
- 0450US2025115335A1FinKUMANO KATSUYOSHI·Filed 2023·Application pending·0 cites
- 0542US2016144933A1Detachable fins and fin assemblies for watersport boardsKUMANO KATSUYOSHI·Filed 2014·Application pending·0 cites
- 0641US2010178820A1Fin attachment structure and finKatsuyoshi Kumano·Filed 2007·Application pending·0 cites
- 0732US10435121B2Surfboard fin attachment structure and surfboardISHIDA MICHIAKI·Filed 2017·Granted Oct 8, 2019·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →