Inventor
WANG FEIZHOU
JP14 patents
⚠️ This page may combine multiple inventors who share the name “WANG FEIZHOU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NAKATA MFG CO LTD
7 patentsUS7921688B2Apr 12, 2011
Square tube forming roll, square tube forming method, and forming device
NAKATA MFG CO LTD4 citations60
US6212925B1Apr 10, 2001
Method for roll forming steel pipes, and equipment for same
NAKATA MFG CO LTD4 citations57
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
US10744578B2Aug 18, 2020
Pipe cutting machine
NAKATA MFG CO LTD0 citations33
WANG FEIZHOU
6 patentsUS8826785B2Sep 9, 2014
Cutting machine
WANG FEIZHOU4 citations69
US9156073B2Oct 13, 2015
Forming apparatus, shoe thereof and forming method
WANG FEIZHOU5 citations66
US8395068B2Mar 12, 2013
Device and method for controlling welding angle
WANG FEIZHOU4 citations60
US9491936B2Nov 15, 2016
Creation method of a fishhook with attractant
WANG FEIZHOU0 citations49
US8719644B2May 6, 2014
Method and system for diagnosing apparatus
WANG FEIZHOU0 citations46
US9192972B2Nov 24, 2015
Forming method and forming device
WANG FEIZHOU1 citations45