Inventor
JIANMIN YU
Inventor
CN
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B21Cprimary
B21CManufacture of metal sheets, wire, rods, tubes, profiles or like semi-manufactured products otherwise than by rolling38%
Y02PClimate change mitigation technologies in the production or processing of goods25%
B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material13%
B21JForging13%
C22FChanging the physical structure of non-ferrous metals and non-ferrous alloys13%
PatentTitleYear
12,214,394Mold for preparing large-size rare earth magnesium alloy ingot without tail shrinkage by back pressure severe plastic deformation202511,858,023Rotary extrusion forming method for cabin section workpiece202411,813,653Method for preparing large-size rare earth magnesium alloy high-performance ingots by short process severe plastic deformation2023Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2023–2024Patents assigned to UNIV NORTH CHINA (2)· patent assignee history
2023–2025Based in CN· patent location history
2025Patents assigned to SHANXI ZHONGBEI RUIZHI JINGCHENG TECH CO LTD (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| UNIV NORTH CHINA | 2 | 2023–2024 |
| SHANXI ZHONGBEI RUIZHI JINGCHENG TECH CO LTD | 1 | 2025 |
Locations
| Location | Patents | Span |
|---|---|---|
| CN | 3 | 2023–2025 |