Inventor
NAKANO TOMOYASU
JP17 patents
⚠️ This page may combine multiple inventors who share the name “NAKANO TOMOYASU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NAKATA MFG CO LTD
5 patentsUS7921688B2Apr 12, 2011
Square tube forming roll, square tube forming method, and forming device
NAKATA MFG CO LTD4 citations60
US11618065B2Apr 4, 2023
Roll forming machine
NAKATA MFG CO LTD0 citations49
US11305323B2Apr 19, 2022
Welded pipe manufacturing apparatus and welded pipe manufacturing method
NAKATA MFG CO LTD0 citations48
US9895758B2Feb 20, 2018
Ring tool unit, method for manufacturing the same, sleeve, and mandrel
NAKATA MFG CO LTD1 citations48
US12539533B2Feb 3, 2026
Method and apparatus for manufacturing metal pipe
NAKATA MFG CO LTD0 citations47