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Inventor

Yongqing SUN

Inventor
CN

Overview

2→
Patents
2024
Patent span
Performing operations
Primary field (CPC B)

Patents· 2 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 rolling14%
B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material14%
B21JForging14%
B21KMaking forged or pressed metal products, e.g. horse-shoes, rivets, bolts or wheels14%
C21DModifying the physical structure of ferrous metals14%
C22CAlloys14%
G01CMeasuring distances, levels or bearings14%
PatentTitleYear
12,090,536Hot extrusion die and hot extrusion integral forming method for special-shaped square pipe202411,951,530High-strength stainless steel rotor and method for preparing the same2024

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2024Patents assigned to CENTRAL IRON AND STEEL RES INSTITUTE (2)· patent assignee history
2024Patents assigned to HANDAN XINXING SPECIAL STEEL PIPES CO LTD (1)· patent assignee history
2024Based in CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CENTRAL IRON AND STEEL RES INSTITUTE22024
HANDAN XINXING SPECIAL STEEL PIPES CO LTD12024
Locations
LocationPatentsSpan
CN22024