Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11939647 | Tungsten target | Takafumi Dasai | 2024-03-26 |
| 10658163 | Tantalum sputtering target, and production method therefor | Kotaro Nagatsu | 2020-05-19 |
| 10570505 | Tantalum sputtering target, and production method therefor | Kotaro Nagatsu | 2020-02-25 |
| 10490393 | Tantalum sputtering target and method for producing same | Kotaro Nagatsu | 2019-11-26 |
| 10407766 | Tantalum sputtering target and method for producing same | Kotaro Nagatsu | 2019-09-10 |
| 10354846 | Sputtering target-backing plate assembly | Kotaro Nagatsu | 2019-07-16 |
| 9890452 | Tantalum sputtering target, method for manufacturing same, and barrier film for semiconductor wiring formed by using target | Kotaro Nagatsu | 2018-02-13 |
| 9859104 | Tantalum sputtering target and production method therefor | Kotaro Nagatsu | 2018-01-02 |
| 9845528 | Tantalum sputtering target | Atsushi Fukushima, Kunihiro Oda | 2017-12-19 |
| 9085819 | Tantalum sputtering target | Atsushi Fukushima | 2015-07-21 |
| 9051645 | Barrier film for semiconductor wiring, sintered compact sputtering target and method of producing the sputtering target | Yasuhiro Yamakoshi, Junichi Ito | 2015-06-09 |
| 8283051 | Plated product having copper thin film formed thereon by electroless plating | Junichi Ito, Atsushi Yabe, Junnosuke Sekiguchi, Toru Imori, Yasuhiro Yamakoshi | 2012-10-09 |