Yongjun Zhou

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Rochester Hills, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Stamping apparatus having a part-time draw bead
- Patent number 11,684,962
- Issue date Jun 27, 2023
- FCA US LLC
- Dajun Zhou
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Sheet metal forming die laser surface hardening process
- Patent number 11,401,565
- Issue date Aug 2, 2022
- FCA US LLC
- Dajun Zhou
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Stamping apparatus
- Patent number 9,149,854
- Issue date Oct 6, 2015
- FCA US LLC
- Dajun Zhou
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
LASER WELDED BLANK WELD SEAM SAFETY DETERMINATION METHOD
- Publication number 20250137986
- Publication date May 1, 2025
- FCA US LLC
- Dajun Zhou
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STAMPING APPARATUS HAVING A PART-TIME DRAW BEAD
- Publication number 20220395884
- Publication date Dec 15, 2022
- Dajun Zhou
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD OF CREATING AN INTERIOR METAL FLOW OPENING IN A METAL SHEET...
- Publication number 20200391326
- Publication date Dec 17, 2020
- Dajun Zhou
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
SHEET METAL FORMING DIE LASER SURFACE HARDENING PROCESS
- Publication number 20200362426
- Publication date Nov 19, 2020
- Dajun Zhou
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
STAMPING APPARATUS
- Publication number 20120279272
- Publication date Nov 8, 2012
- Dajun Zhou
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...