Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6761306 | Phosphorus-copper brazing material, brazing sheet, methods of manufacturing the material and the sheet, and flow path structure for heat exchangers | Masaaki Ishio, Tsuyoshi Hasegawa, Ken Yamamoto, Norihide Kawachi | 2004-07-13 |