Inventor · disambiguated record
Kei Doioka
Also filed as: DOIOKA KEI
1 granted patent·1 pending application·1 citations·filing 2014–2015
16Inventor score
Technology areasC30B
Files withTAMURA SEISAKUSHO KK2
Top patents by PatentIndex Score
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →