Inventor · disambiguated record
Taishiroh Fukumaru
Also filed as: FUKUMARU Taishiroh
2 granted patents·1 pending application·0 citations·filing 2015–2020
25Inventor score
Technology areasC21D
Files withHITACHI METALS LTD3
Top patents by PatentIndex Score
3 records- 0162US10661353B2Method for producing high-speed tool steel material, method for producing high-speed tool steel product, and high-speed tool steel productHITACHI METALS LTD·Filed 2016·Granted May 26, 2020·0 cites·8 claims
- 0262US2020246877A1Method for producing high-speed tool steel material, method for producing high-speed tool steel product, and high-speed tool steel productHITACHI METALS LTD·Filed 2020·Application pending·0 cites
- 0335US10533235B2Hot-working tool material, method for manufacturing hot-working tool, and hot-working toolHITACHI METALS LTD·Filed 2015·Granted Jan 14, 2020·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →