Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4363850 | Magnetic recording medium | Masaaki Yasui, Seiji Watatani | 1982-12-14 |
| 4322448 | Method of concentrating natural fruit juices by reverse osmosis | Pierre Pierre Blais, Arthur G. Baxter, Srinivasa Sourirajan | 1982-03-30 |
| 4322474 | Magnetic recording medium | Seiji Watatani | 1982-03-30 |