Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5162163 | Magnetic recording medium having a lubricant film consisting of a mixture of two lubricants and which has two peaks of molecular weight | Sakae Ohta, Hiroyuki Matsumoto, Makoto Komatsu, Kenzo Masuda, Fumio Nakano | 1992-11-10 |