Issued Patents 2003
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6643245 | Optical element, light source apparatus, optical head apparatus, and optical information processing apparatus | Hiroaki Yamamoto, Shin-ichi Kadowaki | 2003-11-04 |
| D474501 | Laser beam printer | — | 2003-05-13 |
| 6560171 | Disk changer device having a transport and a disk chucking mechanism seperately and selectively operated by a single driving source | Nobuhiro Satoh, Kazuki Takai | 2003-05-06 |
| 6552988 | Apparatus for reproducing information recorded on recording medium while adjusting middle level of detected signal corresponding to the information | Hiroshi Nishiwaki | 2003-04-22 |
| 6545965 | Recording medium having adjacent pit trains in opposite phase, recording apparatus for the same, and reproducing apparatus for the same | — | 2003-04-08 |
| 6512709 | Semiconductor integrated circuit | Shigeru Nakahara, Takeshi Suzuki, Keiichi Higeta | 2003-01-28 |
| 6510130 | Optical recording medium | Toshio Goto | 2003-01-21 |