Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6197134 | Processes for producing fcc metals | Fumi Tanabe | 2001-03-06 |
| 6132529 | Leadframe made of a high-strength, high-electroconductivity copper alloy | Koichi Hatakeyama, Akira Sugawara | 2000-10-17 |
| 5814168 | Process for producing high-strength, high-electroconductivity copper-base alloys | Koichi Hatakeyama, Akira Sugawara | 1998-09-29 |
| 5205878 | Copper-based electric and electronic parts having high strength and high electric conductivity | Akira Sugawara, Isamu Amatsu, Kouichi Hatakeyama | 1993-04-27 |
| 5147469 | Process for producing copper-based alloys having high strength and high electric conductivity | Akira Sugawara, Isamu Amatsu, Kouichi Hatakeyama | 1992-09-15 |