Inventor

KUWAYAMA TAKUYA

JP25 patents

⚠️ This page may combine multiple inventors who share the name “KUWAYAMA TAKUYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

KUWAYAMA TAKUYA

NIPPON STEEL & SUMITOMO METAL CORP

High-strength hot-dip galvanized steel sheet, high-strength alloyed hot-dip galvanized steel sheet excellent in bake hardenability, and manufacturing method thereof

High-strength hot-dip galvanized steel sheet having excellent delayed fracture resistance and manufacturing method thereof

High-strength hot-dip galvanized steel sheet excellent in impact resistance property and high-strength alloyed hot-dip galvanized steel sheet

Metal sheet bending fracture determination method and recording medium

High-strength hot-dip galvanized steel sheet and high-strength alloyed hot-dip galvanized steel sheet excellent in mechanical cutting property, and manufacturing method thereof

High-strength hot-dip galvanized steel sheet excellent in impact resistance property and manufacturing method thereof, and high-strength alloyed hot-dip galvanized steel sheet and manufacturing method thereof

Laser welded joint, vehicle component, manufacturing method of laser welded joint, and manufacturing method of vehicle component

Vehicle frame member structure with excellent impact resistance performance

Press forming method and vehicle component

Surface shape defect generating region estimating method, surface shape defect source region estimating method, surface shape defect generating region estimating device, surface shape defect source region estimating device, program, and recording medium

NIPPON STEEL CORP

Press-forming device, press-forming method, computer program/software arrangement and storage medium

System, method, software arrangement and computer-accessible medium for press-forming of materials

Steel sheet and method for producing same

Hot rolled steel sheet

KUWAYAMA TAKUYA

Device for press-forming a thin sheet and press-forming method

Method and apparatus for judging fracture of metal stamped product, program and computer-readable recording medium

Press-forming device and press-forming method

SUZUKI NORIYUKI

System, method, software arrangement and computer-accessible medium for press-forming of materials

Forming simulation method, forming simulation apparatus, forming simulation program, and recording medium

Press-forming device, press-forming method, computer program/software arrangement and storage medium

KAWATA HIROYUKI

High-strength galvanized steel sheet excellent in bendability and manufacturing method thereof

High strength steel sheet and high strength galvanized steel sheet excellent in shapeability and methods of production of same

YONEMURA SHIGERU

Press forming method and vehicle component

MINAMI AKINOBU

High-strength steel sheet and high-strength galvanized steel sheet excellent in shape fixability, and manufacturing method thereof

NIHON DEMPA KOGYO CO

Surface mount type quartz crystal device