Inventor
XIAODONG YAN
Inventor
ID
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C22Bprimary
C22BProduction and refining of metals20%
Y02PClimate change mitigation technologies in the production or processing of goods20%
B02CCrushing, pulverising, or disintegrating in general7%
B03BSeparating solid materials using liquids or using pneumatic tables or jigs7%
C01BNon-metallic elements7%
C01FCompounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium, or of the rare-earth metals7%
C01GCompounds containing metals not covered by subclasses c01d or c01f7%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds7%
C02FTreatment of water, waste water, sewage, or sludge7%
G10KSound-producing devices7%
PatentTitleYear
12,595,532Ore hydrometallurgical slag and phosphating slag202612,384,709Wastewater treatment process in production of nickel cobalt hydroxide202512,378,637Treatment system for the slag phase after removing iron-aluminum-chromium from leaching solution of laterite nickel ore202511,711,649Method for audio signal noise cancellation, apparatus for audio signal processing, and electronic device2023Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2023Patents assigned to SHENZHEN GOODIX TECH CO LTD (1)· patent assignee history
2023Based in CN· patent location history
2025–2026Patents assigned to GEM CO LTD (3)· patent assignee history
2025–2026Patents assigned to PT ESG NEW ENERGY MAT (3)· patent assignee history
2025–2026Patents assigned to PT GEM INDONESIA NEW ENERGY MAT (3)· patent assignee history
2025–2026Patents assigned to PT QMB NEW ENERGY MAT (3)· patent assignee history
2025–2026Based in ID· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GEM CO LTD | 3 | 2025–2026 |
| PT ESG NEW ENERGY MAT | 3 | 2025–2026 |
| PT GEM INDONESIA NEW ENERGY MAT | 3 | 2025–2026 |
| PT QMB NEW ENERGY MAT | 3 | 2025–2026 |
| SHENZHEN GOODIX TECH CO LTD | 1 | 2023 |
Locations
| Location | Patents | Span |
|---|---|---|
| ID | 3 | 2025–2026 |
| CN | 1 | 2023 |