Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4828710 | Method for the extraction of water from macromolecular solutions | Hiroshi Itoh, Toshimi Nakagawa, Atsuhiko Nitta, Hideo Kamio | 1989-05-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4828710 | Method for the extraction of water from macromolecular solutions | Hiroshi Itoh, Toshimi Nakagawa, Atsuhiko Nitta, Hideo Kamio | 1989-05-09 |