Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6785070 | Magnetic transcription device | Kouji Taniguchi, Kaoru Matsuoka, Taizou Hamada, Yasuaki Ban, Tatsuaki Ishida | 2004-08-31 |
| 6781777 | Master information carrier and method for manufacturing information recording medium using the same | Keizo Miyata, Tatsuaki Ishida | 2004-08-24 |
| 6762892 | Magnetic transferring method and magnetic transferring apparatus | Taizou Hamada | 2004-07-13 |
| 6674588 | Magnetic transfer apparatus | Taizou Hamada, Nobuhide Matsuda, Mitsuo Kobayashi | 2004-01-06 |