Inventor · disambiguated record
Takumi Ohata
Also filed as: OHATA TAKUMI
6 granted patents·25 citations·filing 1988–2019
75Inventor score
Top patents by PatentIndex Score
6 records- 0184US9757779B2Centrifugally cast composite roll for hot rolling and its production methodODA NOZOMU·Filed 2012·Granted Sep 12, 2017·6 cites·13 claims
- 0283US10920304B2Cemented carbide and its production method, and rolling rollHITACHI METALS LTD·Filed 2017·Granted Feb 16, 2021·1 cites·9 claims
- 0369US4958422AWear-resistant compound rollHITACHI METALS LTD·Filed 1988·Granted Sep 25, 1990·18 cites·8 claims
- 0466US11613796B2Cemented carbide and composite cemented carbide roll for rollingHITACHI METALS LTD·Filed 2019·Granted Mar 28, 2023·0 cites·13 claims
- 0566US11590545B2Composite cemented carbide roll, and production method of composite cemented carbide rollHITACHI METALS LTD·Filed 2019·Granted Feb 28, 2023·0 cites·18 claims
- 0661US11045849B2Composite cemented carbide rollHITACHI METALS LTD·Filed 2019·Granted Jun 29, 2021·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →