Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
TY

Takahiro Yamakawa

SH Sumitomo Electric Hardmetal: 3 patents #18 of 73Top 25%
📍 Itami, JP: #17 of 73 inventorsTop 25%
Overall (2025): #45,139 of 469,880Top 10%
3
Patents 2025

Issued Patents 2025

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12312660 Cemented carbide and cutting tool Takato Yamanishi, Masahito Hikiji 2025-05-27
12226836 Cutting tool Masahito Hikiji, Takato Yamanishi 2025-02-18
12202051 Cutting tool Masahito Hikiji, Takato Yamanishi 2025-01-21