Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4802286 | Method and apparatus for freeze drying | Masakazu Kobayashi, Hiroichi Ariyama | 1989-02-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4802286 | Method and apparatus for freeze drying | Masakazu Kobayashi, Hiroichi Ariyama | 1989-02-07 |