Inventor
NAKAKIHARA KATSUYA
JP15 patents
⚠️ This page may combine multiple inventors who share the name “NAKAKIHARA KATSUYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO ELECTRIC HARDMETAL CORP
14 patentsUSD954116SJun 7, 2022
Cutting tool
SUMITOMO ELECTRIC HARDMETAL CORP18 citations93
USD815165SApr 10, 2018
Cutting insert
SUMITOMO ELECTRIC HARDMETAL CORP26 citations93
USD1037327SJul 30, 2024
Cutting tool
SUMITOMO ELECTRIC HARDMETAL CORP8 citations85
US10213851B2Feb 26, 2019
Cutting tool and tool body
SUMITOMO ELECTRIC HARDMETAL CORP3 citations72
US9884377B2Feb 6, 2018
Cutting insert and milling cutter
SUMITOMO ELECTRIC HARDMETAL CORP3 citations72
US9616506B2Apr 11, 2017
Cutting insert and face milling cutter using the same
SUMITOMO ELECTRIC HARDMETAL CORP2 citations72
USD1077003SMay 27, 2025
Cutting tool
SUMITOMO ELECTRIC HARDMETAL CORP0 citations62
USD1044895SOct 1, 2024
Cutting tool insert
SUMITOMO ELECTRIC HARDMETAL CORP0 citations62
USD1037326SJul 30, 2024
Cutting tool insert
SUMITOMO ELECTRIC HARDMETAL CORP0 citations62
USD1029897SJun 4, 2024
Cutting tool body
SUMITOMO ELECTRIC HARDMETAL CORP1 citations62
USD1120994SMar 31, 2026
Cutting tool
SUMITOMO ELECTRIC HARDMETAL CORP0 citations58
USD1029059SMay 28, 2024
Cutting tool
SUMITOMO ELECTRIC HARDMETAL CORP0 citations55
US9630264B2Apr 25, 2017
Cutting insert for a milling cutter
SUMITOMO ELECTRIC HARDMETAL CORP1 citations51
US12358060B2Jul 15, 2025
Cutting tool
SUMITOMO ELECTRIC HARDMETAL CORP0 citations45