Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4846259 | Method for controlling fluid flow in a tube of a heat exchanger | Kikuo Kogaito | 1989-07-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4846259 | Method for controlling fluid flow in a tube of a heat exchanger | Kikuo Kogaito | 1989-07-11 |