Radial servo device for super-resolution optical disc and servo control method therefor
US-11227632-B2 · Jan 18, 2022 · US
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Guo Xinjun patents
Guo Xinjun is listed as an inventor on 2 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Guo Xinjun |
| Total patents | 2 |
| First publication | May 20, 2021 |
| Latest publication | Jan 18, 2022 |
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Shanghai Inst Optics & Fine Mech Cas | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| G11B7/1395 | 2 |
| G11B7/08552 | 2 |
| G11B7/0901 | 2 |
| G11B7/093 | 2 |
| G11B7/24065 | 2 |