Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7936536 | Magnetic recording medium having lands with curved upper surfaces and magnetic recording and reproducing apparatus | Ryuji Tsuchiyama, Masahumi Mochizuki, Yuko Tsuchiya, Hiroshi Ikekame | 2011-05-03 |