Inventor
CHIKATSUNE HIROSHI
JP10 patents
⚠️ This page may combine multiple inventors who share the name “CHIKATSUNE HIROSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
JFE STEEL CORP
7 patentsUS10443765B2Oct 15, 2019
Threaded joint for pipes
JFE STEEL CORP2 citations72
US10295091B2May 21, 2019
Threaded joint for tube
JFE STEEL CORP1 citations61
US9470345B2Oct 18, 2016
Threaded joint for pipes
JFE STEEL CORP2 citations60
US9982815B2May 29, 2018
Threaded joint for oil country tubular goods
JFE STEEL CORP1 citations51
US9709196B2Jul 18, 2017
Threaded joint for heavy-walled oil country tubular goods
JFE STEEL CORP1 citations51
US10125554B2Nov 13, 2018
Threaded joint for oil country tubular goods
JFE STEEL CORP0 citations40
US9982491B2May 29, 2018
Threaded joint for oil country tubular goods
JFE STEEL CORP0 citations40