Inventor · disambiguated record

Sumio Tamura

Also filed as: TAMURA SUMIO

2 granted patents·0 citations·filing 2018–2019

23Inventor score

Technology areasC08H C09K

Files withJUJO PAPER CO LTD2

Top patents by PatentIndex Score

2 records

0148US11873443B2Composition and production method of same, and dispersing agentJUJO PAPER CO LTD·Filed 2019·Granted Jan 16, 2024·0 cites·14 claims
0246US12116381B2Lignin derivative compound and use thereofJUJO PAPER CO LTD·Filed 2018·Granted Oct 15, 2024·0 cites·11 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →