Pattern measurement device
US-12422386-B2 · Sep 23, 2025 · US
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Zhang Long patents
Zhang Long is listed as an inventor on 2 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Zhang Long |
| Total patents | 2 |
| First publication | Nov 23, 2023 |
| Latest publication | Sep 23, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Pattern Measurement Device
US-2023375338-A1 · Nov 23, 2023 · US
Recent patents
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Hitachi High Tech Corp | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| G01N23/2251 | 2 |
| G01B15/04 | 2 |
| G01N2223/6116 | 2 |
| G01N2223/303 | 2 |
| G01N2223/306 | 2 |