Inventor
MURAMATSU YOSHITAKA
JP14 patents
⚠️ This page may combine multiple inventors who share the name “MURAMATSU YOSHITAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KAWASAKI HEAVY IND LTD
12 patentsUS12202066B2Jan 21, 2025
Friction stir spot welding apparatus and joint structure
KAWASAKI HEAVY IND LTD3 citations73
US12303995B2May 20, 2025
Friction stir spot welder and method of operating friction stir spot welder
KAWASAKI HEAVY IND LTD3 citations72
US11292076B2Apr 5, 2022
Friction spot joining device and friction spot joining method
KAWASAKI HEAVY IND LTD2 citations72
US11185944B2Nov 30, 2021
Friction stir spot welding device and friction stir spot welding method
KAWASAKI HEAVY IND LTD2 citations72
US12370621B2Jul 29, 2025
Friction stir tool control method and friction stir device
KAWASAKI HEAVY IND LTD2 citations68
US11135674B2Oct 5, 2021
Friction stir spot welding method and friction stir spot welding device
KAWASAKI HEAVY IND LTD0 citations62
US12496655B2Dec 16, 2025
Friction stir joining device, method of operating the same and joint structure
KAWASAKI HEAVY IND LTD0 citations61
US12168261B2Dec 17, 2024
Friction stir joining device, method of operating the same and joint structure
KAWASAKI HEAVY IND LTD0 citations61
US12064831B2Aug 20, 2024
Joining system, and method for operating same
KAWASAKI HEAVY IND LTD1 citations61
US11040413B2Jun 22, 2021
Spot welding apparatus, spot welding method, and joint structure
KAWASAKI HEAVY IND LTD0 citations51
US10974343B2Apr 13, 2021
Friction stir spot joining apparatus and friction stir spot joining method
KAWASAKI HEAVY IND LTD0 citations51
US10974344B2Apr 13, 2021
Friction stir spot joining apparatus and friction stir spot joining method
KAWASAKI HEAVY IND LTD0 citations51