Inventor · disambiguated record
Shigefumi Matsumoto
Also filed as: MATSUMOTO SHIGEFUMI
1 granted patent·3 pending applications·0 citations·filing 2020–2023
11Inventor score
Files withKROSAKIHARIMA CORP4
Top patents by PatentIndex Score
4 records- 0153US12350737B2Refractory productKROSAKIHARIMA CORP·Filed 2020·Granted Jul 8, 2025·0 cites·6 claims
- 0251US2025171367A1Refractory product for use in continuous casting, and refractory product memberKROSAKIHARIMA CORP·Filed 2023·Application pending·0 cites
- 0348US2022388910A1CaO-ZrO2 Composition, Method for Producing CaO-ZrO2 Composition, and CaO-ZrO2-Containing Refractory Material and Casting NozzleKROSAKIHARIMA CORP·Filed 2020·Application pending·0 cites
- 0447US2025170638A1Refractory product for use in continuous casting, and refractory product memberKROSAKIHARIMA CORP·Filed 2023·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →