Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873127 | Method of making heat transfer tube | Kagetoshi Onodera, Tatsuya Koizumi, Toshiyuki Kato, Junji Sotani, Shuichi Furuya | 1989-10-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873127 | Method of making heat transfer tube | Kagetoshi Onodera, Tatsuya Koizumi, Toshiyuki Kato, Junji Sotani, Shuichi Furuya | 1989-10-10 |