Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10020088 | Copper-alloy plate for terminal/connector material, and method for producing copper-alloy plate for terminal/connector material | Keiichiro Oishi, Michio Takasaki, Yosuke Nakasato | 2018-07-10 |
| 9970081 | Copper alloy and copper alloy sheet | Keiichiro Oishi, Yosuke Nakasato | 2018-05-15 |
| 9957589 | Copper-alloy plate for terminal/connector material, and method for producing copper-alloy plate for terminal/connector material | Keiichiro Oishi, Michio Takasaki, Yosuke Nakasato | 2018-05-01 |
| 9133535 | Copper alloy sheet and method of manufacturing copper alloy sheet | Keiichiro Oishi, Michio Takasaki, Yosuke Nakasato | 2015-09-15 |
| 9080227 | Copper alloy sheet and method of manufacturing copper alloy sheet | Keiichiro Oishi, Michio Takasaki, Yosuke Nakasato | 2015-07-14 |
| 6063480 | Artificially patinated copper material | Shinji Tanaka | 2000-05-16 |