Inventor
TSUDA KEIICHI
JP34 patents
⚠️ This page may combine multiple inventors who share the name “TSUDA KEIICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO ELECTRIC INDUSTRIES
18 patentsUS7060345B2Jun 13, 2006
Coated tool
SUMITOMO ELECTRIC INDUSTRIES72 citations97
US6057046AMay 2, 2000
Nitrogen-containing sintered alloy containing a hard phase
SUMITOMO ELECTRIC INDUSTRIES15 citations73
US5577424ANov 26, 1996
Nitrogen-containing sintered hard alloy
SUMITOMO ELECTRIC INDUSTRIES14 citations73
US9850557B2Dec 26, 2017
Cermet and cutting tool
SUMITOMO ELECTRIC INDUSTRIES3 citations71
US12319991B2Jun 3, 2025
Base material and cutting tool
SUMITOMO ELECTRIC INDUSTRIES0 citations61
US11117196B2Sep 14, 2021
Surface-coated cutting tool
SUMITOMO ELECTRIC INDUSTRIES0 citations61
US10603721B2Mar 31, 2020
Hard alloy and cutting tool
SUMITOMO ELECTRIC INDUSTRIES1 citations60
US11225412B2Jan 18, 2022
Titanium carbonitride powder and method for manufacturing titanium carbonitride powder
SUMITOMO ELECTRIC INDUSTRIES0 citations59
US11214853B2Jan 4, 2022
Hard material and cutting tool
SUMITOMO ELECTRIC INDUSTRIES0 citations59
US10987739B2Apr 27, 2021
Cemented carbide and cutting tool
SUMITOMO ELECTRIC INDUSTRIES0 citations51
US12005507B2Jun 11, 2024
Cemented carbide and cutting tool including same as substrate
SUMITOMO ELECTRIC INDUSTRIES0 citations50
US9850558B2Dec 26, 2017
Cermet, method for producing cermet, and cutting tool
SUMITOMO ELECTRIC INDUSTRIES0 citations50
US11717978B2Aug 8, 2023
Cemented carbide and cutting tool including same as substrate
SUMITOMO ELECTRIC INDUSTRIES0 citations49
US11401587B2Aug 2, 2022
Cemented carbide, cutting tool containing the same, and method of manufacturing cemented carbide
SUMITOMO ELECTRIC INDUSTRIES0 citations47
US11408065B2Aug 9, 2022
Coating
SUMITOMO ELECTRIC INDUSTRIES0 citations44
US10519067B2Dec 31, 2019
Cemented carbide and cutting tool
SUMITOMO ELECTRIC INDUSTRIES0 citations41
US10858252B2Dec 8, 2020
Complex carbonitride powder and method for producing same
SUMITOMO ELECTRIC INDUSTRIES0 citations40
US10689748B2Jun 23, 2020
Coating
SUMITOMO ELECTRIC INDUSTRIES0 citations34
SUMITOMO ELECTRIC HARDMETAL CORP
5 patentsUS9457407B2Oct 4, 2016
Surface-coated cutting tool
SUMITOMO ELECTRIC HARDMETAL CORP4 citations73
US12371795B2Jul 29, 2025
Cutting tool
SUMITOMO ELECTRIC HARDMETAL CORP0 citations61
US12409498B2Sep 9, 2025
Cemented carbide and cutting tool
SUMITOMO ELECTRIC HARDMETAL CORP0 citations49
US12370608B1Jul 29, 2025
Cemented carbide and cutting tool
SUMITOMO ELECTRIC HARDMETAL CORP0 citations49
US12337390B1Jun 24, 2025
Cemented carbide and cutting tool
SUMITOMO ELECTRIC HARDMETAL CORP0 citations49
SUMITOMO ELEC HARDMETAL CORP
3 patentsUS7976251B2Jul 12, 2011
Indexable insert
SUMITOMO ELEC HARDMETAL CORP24 citations87
US9243323B2Jan 26, 2016
Surface-coated cutting tool and method of manufacturing the same
SUMITOMO ELEC HARDMETAL CORP0 citations52
US9216456B2Dec 22, 2015
Surface-coated cutting tool and method of manufacturing the same
SUMITOMO ELEC HARDMETAL CORP0 citations52
J MORITA MFG CORP
2 patentsUS10039475B2Aug 7, 2018
Intraoral three-dimensional measuring device, intraoral three-dimensional measuring method, and intraoral three-dimensional measurement result display method
J MORITA MFG CORP8 citations82
US10383549B2Aug 20, 2019
Intraoral three-dimensional measuring device, intraoral three-dimensional measuring method, and intraoral three-dimensional measurement result display method
J MORITA MFG CORP1 citations61