Inventor
JUNYA DUAN
Inventor
CN
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B25Fprimary
B25FCombination or multi-purpose tools not otherwise provided for19%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters15%
H02KDynamo-electric machines11%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy7%
H02JElectric power networks7%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution7%
B23BTurning4%
B23DPlaning4%
B24BMachines, devices, or processes for grinding or polishing4%
B25BTools or bench devices not otherwise provided for, for fastening, connecting, disengaging, or holding4%
PatentTitleYear
12,255,499Power tool and electronic control device202512,149,190Power tool, impact wrench, and tool control method202412,111,360Battery pack and power supply apparatus202412,059,737Power tool and method for starting the same202411,791,750Power tool using brushless motor and method for controlling the same202311,592,429Open-air circulating pool for simulating ecological damage202311,296,581Power tool2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2025Patents assigned to NANJING CHERVON IND CO LTD (6)· patent assignee history
2022–2025Based in CN· patent location history
2023Patents assigned to CHINA WATERBORNE TRANSP RES INST (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NANJING CHERVON IND CO LTD | 6 | 2022–2025 |
| CHINA WATERBORNE TRANSP RES INST | 1 | 2023 |
Locations
| Location | Patents | Span |
|---|---|---|
| CN | 7 | 2022–2025 |