Inventor
IWASAKI HIROTSUGU
JP5 patents
⚠️ This page may combine multiple inventors who share the name “IWASAKI HIROTSUGU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO ELECTRIC HARDMETAL CORP
4 patentsUS12404570B2Sep 2, 2025
Diamond sintered material and tool including diamond sintered material
SUMITOMO ELECTRIC HARDMETAL CORP0 citations60
US12467119B2Nov 11, 2025
Diamond sintered material and tool including diamond sintered material
SUMITOMO ELECTRIC HARDMETAL CORP0 citations59
US12128482B2Oct 29, 2024
Diamond joined body and method for manufacturing diamond joined body
SUMITOMO ELECTRIC HARDMETAL CORP0 citations56
US11975392B2May 7, 2024
Cutting tool and method for manufacturing same
SUMITOMO ELECTRIC HARDMETAL CORP0 citations47