Jingmen Gem Co., Ltd

Calculating rank

USPTO Granted Patents = 5

EPO Patents = 1

Forward Citations = 1

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27 inventors (with patents filed for the assignee):

Kaihua Xu (5 out of 33 patents)

Kun Zhang (4 out of 29 patents)

Zhenkang Jiang (3 out of 3 patents)

4. Cong Li (2 out of 53 patents)

5. Kang Chen (1 out of 9 patents)

6. Shihong Wen (1 out of 1 patent)

7. Jun Wang (1 out of 4 patents)

8. Wenjie Wang (1 out of 2 patents)

9. Qinxiang Li (1 out of 1 patent)

10. Xiaofei Xue (1 out of 1 patent)

11. Liangjiao Fan (1 out of 1 patent)

12. Haibo Sun (1 out of 1 patent)

13. Tao Li (1 out of 6 patents)

14. Bo Liu (1 out of 36 patents)

15. Liangxing Jiang (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 12522515 - Cathode material for sodium-ion batteries, preparation method therefor, and application thereof (2026-01-13),

2. 12428311 - Preparation method for high nickel ternary precursor capable of preferential growth of crystal planes by adjusting and controlling addition amount of seed crystals (2025-09-30),

3. 12113187 - Method for recovering valuable metals from spent lithium ion batteries (2024-10-08),

4. 11708280 - Method of preparing MOF-coated monocrystal ternary positive electrode material (2023-07-25),

5. 11695170 - Battery-level Ni—Co—Mn mixed solution and preparation method for battery-level Mn solution (2023-07-04),

Company Overview

Jingmen Gem Co., Ltd is a leading company specializing in the production and distribution of high-quality gemstones and jewelry. With a commitment to excellence, the company sources its materials from reputable mines and ensures that all products meet stringent quality standards. Jingmen Gem Co., Ltd aims to provide customers with unique and exquisite designs, catering to both wholesale and retail markets. The company prides itself on its innovative approach to gemstone cutting and jewelry design, making it a preferred choice for clients seeking luxury and elegance.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

5 Patents

#11 in Hubei

#5,271 in China

Hubei, China

Jingmen Gem Co., Ltd

Forward Citations = 1

27 inventors:

Kaihua Xu (5 out of 33 patents)

Kun Zhang (4 out of 29 patents)

Zhenkang Jiang (3 out of 3 patents)

4. Cong Li (2 out of 53 patents)

5. Kang Chen (1 out of 9 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Jingmen Gem Co., Ltd. Retrieved from https://idiyas.com/company/jingmen-gem-company

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

1 patent (EPO):

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]