Inventor
NAGATSU KOTARO
JP11 patents
⚠️ This page may combine multiple inventors who share the name “NAGATSU KOTARO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
JX NIPPON MINING & METALS CORP
10 patentsUS10658163B2May 19, 2020
Tantalum sputtering target, and production method therefor
JX NIPPON MINING & METALS CORP2 citations70
US10984992B2Apr 20, 2021
Sputtering target
JX NIPPON MINING & METALS CORP0 citations60
US10354846B2Jul 16, 2019
Sputtering target-backing plate assembly
JX NIPPON MINING & METALS CORP1 citations59
US12020916B2Jun 25, 2024
Niobium sputtering target
JX NIPPON MINING & METALS CORP0 citations50
US10407766B2Sep 10, 2019
Tantalum sputtering target and method for producing same
JX NIPPON MINING & METALS CORP0 citations49
US9890452B2Feb 13, 2018
Tantalum sputtering target, method for manufacturing same, and barrier film for semiconductor wiring formed by using target
JX NIPPON MINING & METALS CORP0 citations49
US9859104B2Jan 2, 2018
Tantalum sputtering target and production method therefor
JX NIPPON MINING & METALS CORP0 citations49
US11177119B2Nov 16, 2021
Tantalum sputtering target
JX NIPPON MINING & METALS CORP0 citations48
US10570505B2Feb 25, 2020
Tantalum sputtering target, and production method therefor
JX NIPPON MINING & METALS CORP0 citations38
US10490393B2Nov 26, 2019
Tantalum sputtering target and method for producing same
JX NIPPON MINING & METALS CORP0 citations38