Inventor
ENFANG XU
Inventor
CN
Overview
Patents· 1 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 systems50%
H05KPrinted circuits50%
PatentTitleYear
11,558,985Frequency converter2023Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2023Patents assigned to CHINA UNIV OF PETROLEUM BLUE SKY QINGDAO PETROLEUM TECHNOLOGY CO LTD (1)· patent assignee history
2023Based 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 | 1 | 2023 |
Locations
| Location | Patents | Span |
|---|---|---|
| CN | 1 | 2023 |