Inventor

FURUSAKO SEIJI

JP19 patents

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

FURUSAKO SEIJI

NIPPON STEEL & SUMITOMO METAL CORP

Spot welding method of high-strength steel sheets excellent in joint strength

Spot-welded joint and spot welding method

Spot welding method

Arc spot welding method and welding apparatus for working the same

Method of spot welding

Arc spot welded joint and manufacturing method thereof

Spot welded joint

Method of resistance spot welding

Spot welding electrode and welding apparatus and welding method using same

Spot welded joint and spot welding method

Lap welding method of steel sheet and lap weld joint of steel sheet

Mechanical joining apparatus and mechanical joining method

Power supply device, joining system, and electric processing method

Spot welding method

NIPPON STEEL CORP

Steel sheet and method for producing same

Method of manufacture of spot welded joint, steel sheet for spot welding use, and steel sheet member for spot welding use

Mechanical joining apparatus and mechanical joining method

FURUSAKO SEIJI

Vehicle side section structure

Laser welding method