Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5445682 | Method of applying surface hydrophilic treatment to heat-transfer tube | Naoyuki Hasegawa, Seiji Ishida | 1995-08-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5445682 | Method of applying surface hydrophilic treatment to heat-transfer tube | Naoyuki Hasegawa, Seiji Ishida | 1995-08-29 |