Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5057944 | Multiplex rotating magnetic head system for multiply recording and erasing audio and video signals | Shinji Ozaki, Juichi Morikawa, Hideo Zama, Makoto Ibe | 1991-10-15 |
| 4959743 | Jitter reducing tapered rotary drum for magnetic head apparatus | Juichi Morikawa, Makoto Ibe, Shinji Ozaki, Hitoshi Takizawa | 1990-09-25 |
| 4924329 | Rotary drum apparatus for a magnetic recording and reproducing device | Kenmei Masuda, Kenji Ogiro, Yoshinori Okada, Akihiro Nakajima, Kazutoshi Konno | 1990-05-08 |