Inventor · name-matched record
KUBO TATSUYA
1 granted patent·2 pending applications·0 citations·filing 2021–2023
8Inventor 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
3 records- 0167US2026005240A1Method of producing sulfur-based active materialSUMITOMO RUBBER IND·Filed 2023·Application pending·0 cites
- 0253US12533617B2Filter holding device, developing device, process cartridge, and image forming apparatusYABUTA YUTA·Filed 2021·Granted Jan 27, 2026·0 cites·22 claims
- 0346US2026003306A1Toner container and image forming apparatusKUBO TATSUYA·Filed 2023·Application pending·0 cites
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Identity basis: exact name match across USPTO filings. How scoring works →