Inventor
SUGITANI YUJI
JP31 patents
⚠️ This page may combine multiple inventors who share the name “SUGITANI YUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON KOKAN KK
26 patentsUS4851639AJul 25, 1989
Apparatus for automatically welding cylindrical vessel
NIPPON KOKAN KK33 citations90
US5030812AJul 9, 1991
Method for one-side root pass welding of a pipe joint
NIPPON KOKAN KK32 citations86
US4886547ADec 12, 1989
Powder manufacturing apparatus and method therefor
NIPPON KOKAN KK19 citations81
US4988201AJan 29, 1991
Apparatus for detecting a shape of a groove
NIPPON KOKAN KK21 citations80
US4590355AMay 20, 1986
Method of controlling multi-layer welding
NIPPON KOKAN KK23 citations80
US4827101AMay 2, 1989
Method for controlling a bead
NIPPON KOKAN KK8 citations74
US4485291ANov 27, 1984
Method for controlling the position of welding electrode in arc-welding with weaving
NIPPON KOKAN KK14 citations74
US4441011AApr 3, 1984
Rotary arc-welding method
NIPPON KOKAN KK16 citations74
US4394559AJul 19, 1983
Arc welding method
NIPPON KOKAN KK14 citations74
US4816639AMar 28, 1989
Automatic arc-welding method
NIPPON KOKAN KK11 citations73
US4816641AMar 28, 1989
Automatic arc-welding method
NIPPON KOKAN KK7 citations73
US4704513ANov 3, 1987
Groove tracing control method for high-speed rotating arc fillet welding
NIPPON KOKAN KK16 citations73
US4926023AMay 15, 1990
High-speed rotative arc welding device
NIPPON KOKAN KK8 citations72
US4608481AAug 26, 1986
Method of automatically controlling height of a weld bead
NIPPON KOKAN KK14 citations72
US5543600AAug 6, 1996
Lattice welding robot and method for the lattice welding
NIPPON KOKAN KK10 citations71
US6150631ANov 21, 2000
Method of detecting root gap and arc welding method using the former
NIPPON KOKAN KK11 citations68
US4816640AMar 28, 1989
Automatic arc-welding method
NIPPON KOKAN KK9 citations68
US4517438AMay 14, 1985
Rotary arc-welding apparatus
NIPPON KOKAN KK7 citations63
US4434352AFeb 28, 1984
Arc welding method for automatically reversing a welding torch in the width direction of the groove at a set position
NIPPON KOKAN KK5 citations63
US4419563ADec 6, 1983
Rotary arc-welding method
NIPPON KOKAN KK5 citations63
US4417128ANov 22, 1983
Arc welding method utilizing reciprocal movement of a torch in width direction of groove to be welded, and continuous movement of torch in longitudinal direction of groove to be welded
NIPPON KOKAN KK4 citations63
US4760241AJul 26, 1988
Method of high-speed rotation arc automatic fillet welding
NIPPON KOKAN KK4 citations62
US4851638AJul 25, 1989
Bevel profiling control method for arc welding
NIPPON KOKAN KK2 citations61
US4876432AOct 24, 1989
Method for controlling a penetration bead
NIPPON KOKAN KK0 citations52
US4670642AJun 2, 1987
Method and an apparatus for automatically setting the weaving reversing position
NIPPON KOKAN KK1 citations49
US4639573AJan 27, 1987
Automatic groove tracing control method for arc welding
NIPPON KOKAN KK0 citations39
FUKUDA METAL FOIL & POWDER CO LTD
5 patentsUS11644397B2May 9, 2023
Lamination shaping powder evaluation method and lamination shaping powder therefor
FUKUDA METAL FOIL & POWDER CO LTD0 citations60
US11752556B2Sep 12, 2023
Lamination shaping copper powder and laminated and shaped product
FUKUDA METAL FOIL & POWDER CO LTD0 citations58
US11667991B2Jun 6, 2023
Lamination shaping copper powder and laminated and shaped product
FUKUDA METAL FOIL & POWDER CO LTD0 citations58
US12358076B2Jul 15, 2025
Laminating and shaping copper powder, laminated and shaped object, manufacturing method of laminated and shaped object, and laminating and shaping apparatus
FUKUDA METAL FOIL & POWDER CO LTD0 citations51
US11448578B2Sep 20, 2022
Lamination shaping powder evaluation method and lamination shaping powder therefor
FUKUDA METAL FOIL & POWDER CO LTD0 citations51