Inventor · name-matched record
KUBO RYOTA
2 granted patents·2 pending applications·0 citations·filing 2022–2023
23Inventor score
This identity is grouped by exact name match (no disambiguated inventor record was available for these filings) — it may combine same-named inventors.
Top patents by PatentIndex Score
4 records- 0167US12545047B2Writing instrument part, method for manufacturing writing instrument part, and writing instrumentMITSUBISHI PENCIL CO·Filed 2023·Granted Feb 10, 2026·0 cites·6 claims
- 0258US12553005B2Agent for forming solid lubricating coating film, oil country tubular goods, and threaded joint for oil country tubular goodsJFE STEEL CORP·Filed 2022·Granted Feb 17, 2026·0 cites·20 claims
- 0356US2026062641A1Chemical agent for forming solid lubrication coating film, method for manufacturing chemical agent, method for applying chemical agent, oil country tubular goods, and threaded joint for oil country tubular goodsJFE STEEL CORP·Filed 2023·Application pending·0 cites
- 0448US2026092230A1Oil country tubular goods, threaded joint for oil country tubular goods, and coating materialJFE STEEL CORP·Filed 2023·Application pending·0 cites
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Identity basis: exact name match across USPTO filings. How scoring works →