Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5637393 | Magnetic recording medium and its manufacturing method | Hideyuki Ueda, Kenji Kuwahara, Hiroshi Seki, Kiyoshi Takahashi, Masaru Odagiri +1 more | 1997-06-10 |
| 5604032 | Fluorine-containing carboxylic acid amine salt and a magnetic recording medium with the same thereon | Yoshiaki Kai | 1997-02-18 |