Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5328745 | Polyester films for magnetic recording medium | Masahito Satoh, Tsuyoshi Nagai, Sadayoshi Miura, Toshifumi Osawa | 1994-07-12 |
| 5306538 | Magnetic recording medium having a resin coated biaxially oriented polyester substrate | Tsuyoshi Nagai, Sadayoshi Miura | 1994-04-26 |