Inventor
Jiasheng Zhang
Inventor
CN
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Mprimary
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems18%
H05KPrinted circuits18%
E05BLocks9%
E05CBolts or fastening devices for wings, specially for doors or windows9%
E05YIndexing scheme associated with subclasses e05d and e05f, relating to construction elements, electric control, power supply, power signal or transmission, user interfaces, mounting or coupling, details, accessories, auxiliary operations not otherwise provided for, application thereof9%
G01RMeasuring electric variables9%
H01RElectrically-conductive connections9%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters9%
H03DDemodulation or transference of modulation from one carrier to another9%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2023Patents assigned to CHINA UNIV OF PETROLEUM BLUE SKY QINGDAO PETROLEUM TECHNOLOGY CO LTD (2)· patent assignee history
2022–2025Patents assigned to XIAMEN HEADLEADER TECH CO LTD (2)· patent assignee history
2022–2025Based in CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CHINA UNIV OF PETROLEUM BLUE SKY QINGDAO PETROLEUM TECHNOLOGY CO LTD | 2 | 2022–2023 |
| XIAMEN HEADLEADER TECH CO LTD | 2 | 2022–2025 |
Locations
| Location | Patents | Span |
|---|---|---|
| CN | 4 | 2022–2025 |