BUMCHUN PRECISION CO., LTD.

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Patents Grantslast 30 patents

Information Patent Grant
Forging method and forging apparatus
- Patent number 11,161,166
- Issue date Nov 2, 2021
- BUMCHUN PRECISION CO., LTD.
- Yang Il Park
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method and apparatus for forging heterogeneous material
- Patent number 10,682,683
- Issue date Jun 16, 2020
- BUMCHUN PRECISION CO., LTD.
- Si Jin Go
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
FORGING METHOD AND FORGING APPARATUS
- Publication number 20220088665
- Publication date Mar 24, 2022
- BUMCHUN PRECISION CO., LTD.
- Yang Il PARK
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD AND DEVICE FOR MANUFACTURING SAFETY VENT OF CAP PLATE FOR SE...
- Publication number 20210121933
- Publication date Apr 29, 2021
- BUMCHUN PRECISION CO., LTD.
- Si Jin GO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
FORGING METHOD AND FORGING APPARATUS
- Publication number 20190210092
- Publication date Jul 11, 2019
- BUMCHUN PRECISION CO., LTD.
- Yang Il PARK
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD AND APPARATUS FOR FORGING HETEROGENEOUS MATERIAL
- Publication number 20170080478
- Publication date Mar 23, 2017
- BUMCHUN PRECISION CO., LTD.
- Si Jin GO
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

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