Issued Patents 2003
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6633521 | Storage apparatus and servo recovery method of it | Hideshi Mochizuki | 2003-10-14 |
| 6633523 | Optical memory apparatus and focus servo control method | Takashi Masaki | 2003-10-14 |
| 6628575 | Track jump method for ZCAV system and storage apparatus employing ZCAV system | Hiroshi Tani | 2003-09-30 |
| 6608309 | Method for measuring concentration of trace amount of OH-groups contained in quartz glass | Yasushi Fukui, Tomomitsu Yaginuma, Hidenori Ochiai, Oliver Humbach, Ralph Sattmann | 2003-08-19 |
| 6522606 | Optical pickup servo control apparatus with stored compensatory values | Shigeyoshi Tanaka, Shigenori Yanagi, Takashi Masaki | 2003-02-18 |
| 6519210 | Optical storage apparatus having reproducing magnetic field correcting unit and recording and reproducing method of optical storage medium | Shigenori Yanagi | 2003-02-11 |