Inventor · disambiguated record
Akio Kumagai
Also filed as: KUMAGAI AKIO
2 granted patents·1 pending application·4 citations·filing 2006–2009
40Inventor score
Top patents by PatentIndex Score
3 records- 0152US8244496B2Fuel viscosity detection apparatusKUMAGAI AKIO·Filed 2009·Granted Aug 14, 2012·4 cites·6 claims
- 0235US8383743B2Ink composition for jet printerDAINIPPON INK & CHEMICALS·Filed 2006·Granted Feb 26, 2013·0 cites·18 claims
- 0334US2009246484A1Ink for jet printerDAINIPPON INK & CHEMICALS·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →