Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5295302 | Method of manufacturing an aluminum heat exchanger | Toshio Koshizuka, Tutomu Sunaga, Makoto Negishi | 1994-03-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5295302 | Method of manufacturing an aluminum heat exchanger | Toshio Koshizuka, Tutomu Sunaga, Makoto Negishi | 1994-03-22 |