Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5673250 | Optical recording medium having pit rows on every other boundary and reproducing method thereof | Michinobu Mieda, Junji Hirokane, Akira Takahashi, Kenji Ohta | 1997-09-30 |
| 5612840 | Magnetic spring arm assembly including structure for preventing damage to a conductive layer resulting from bending | Sinji Hiraoka, Yoshihisa Matsumoto, Isamu Itoh | 1997-03-18 |