Inventor
Jianning ZHANG
Inventor
CN
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A44Cprimary
A44CPersonal adornments, e.g. jewellery50%
A61NElectrotherapy10%
B63BShips or other waterborne vessels10%
E02DFoundations10%
G04BMechanically-driven clocks or watches10%
LOC1510%
PatentTitleYear
12,593,899Wrist-worn device202612,433,378Wristband and wrist wearable device202512,433,377Wristband and wrist-worn device202512,414,614Wristband and wrist-worn device2025D1070207Hand-held vacuum cleaner202512,208,282Cavity of medical device and medical system including the medical device202511,974,640Wristband and wrist wearable device202411,674,283Semi-submersible immersed tube transportation and installation integrated ship and construction process2023Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2023Patents assigned to CCCC FIRST HARBOR ENG CO LTD (1)· patent assignee history
2023–2026Based in CN· patent location history
2024–2026Patents assigned to GOERTEK INC (5)· patent assignee history
2025Patents assigned to BEIJING PUPPY VACUUM CLEANER GROUP CO LTD (1)· patent assignee history
2025Patents assigned to SHANGHAI UNITED IMAGING HEALTHCARE CO LTD (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GOERTEK INC | 5 | 2024–2026 |
| BEIJING PUPPY VACUUM CLEANER GROUP CO LTD | 1 | 2025 |
| CCCC FIRST HARBOR ENG CO LTD | 1 | 2023 |
| SHANGHAI UNITED IMAGING HEALTHCARE CO LTD | 1 | 2025 |
Locations
| Location | Patents | Span |
|---|---|---|
| CN | 8 | 2023–2026 |