Inventor · disambiguated record
Takumi Niitsuma
Also filed as: NIITSUMA TAKUMI
3 granted patents·0 citations·filing 2015–2017
40Inventor score
Files withTANAKA PRECIOUS METAL IND3
Top patents by PatentIndex Score
3 records- 0152US11168382B2Sliding contact material and method for producing sameTANAKA PRECIOUS METAL IND·Filed 2017·Granted Nov 9, 2021·0 cites·18 claims
- 0250US11094478B2Clad material for electric contacts and method for producing the clad materialTANAKA PRECIOUS METAL IND·Filed 2017·Granted Aug 17, 2021·0 cites·11 claims
- 0345US10378086B2Sliding contact material and method for manufacturing sameTANAKA PRECIOUS METAL IND·Filed 2015·Granted Aug 13, 2019·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →