Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5670107 | Method for producing magnetic recording medium | Kenji Kuwahara, Kiyosi Takahasi, Hideyuki Ueda, Noriyasu Echigo, Masaru Odagiri | 1997-09-23 |
| 5637393 | Magnetic recording medium and its manufacturing method | Hideyuki Ueda, Kenji Kuwahara, Hiroshi Seki, Kiyoshi Takahashi, Masaru Odagiri +1 more | 1997-06-10 |
| 5591481 | Method of manufacturing a magnetic recording medium including forming a graft polymer lubricant layer by irradiating monomers with radicals or atomic gas | Kiyoshi Takahashi, Masaru Odagiri, Hideyuki Ueda | 1997-01-07 |