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Shenzhen, China

Gem Co., Ltd.

USPTO Granted Patents = 27

% Expired Patents = 3.7

EPO Patents = 6

Trademarks = 2

Forward Citations = 7

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58 inventors (with patents filed for the assignee):

Kaihua Xu (23 out of 33 patents)

Rizky Wanaldi (16 out of 22 patents)

Satryo Soemantri Brodjonegoro (16 out of 23 patents)

4. Andi Syaputra Hasibuan (16 out of 23 patents)

5. Tegar Mukti Aji (16 out of 23 patents)

6. Evan Wahyu Kristiyanto (10 out of 14 patents)

7. Piyan Rahmadi (9 out of 12 patents)

8. Aad Alief Rasyidi Baking (7 out of 7 patents)

9. Kun Zhang (5 out of 28 patents)

10. Emil Salim (5 out of 8 patents)

11. Arnaldo Marulitua Sinaga (4 out of 6 patents)

12. Cong Li (2 out of 53 patents)

13. Seungsoo Hong (2 out of 2 patents)

14. Zhenkang Jiang (2 out of 3 patents)

15. Yi Wang (2 out of 3 patents)

Core Competencies:

Nickel Extraction

Cobalt Recovery

Sodium-Ion Batteries

Hydrometallurgy

Wastewater Treatment

High-Pressure Leaching

Laterite Nickel Ore

Battery Materials

Electronic Waste Recycling

Induction Motors

Ternary Electrode Material

Hydroxide Precipitate

27 patents: Sort by Forward Citations

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

2. 12521643 - System for preparing new energy Ni—Co—Mn raw material from laterite nickel ore (2026-01-13),

3. 12473611 - Dynamic optimization method for acid-to-ore ratio in high-pressure leaching of laterite nickel ore (2025-11-18),

4. 12404567 - Treatment method for laterite nickel ore by curing and roasting-water leaching-atmospheric pressure acid leaching (2025-09-02),

5. 12403413 - Method for green and low-cost extraction of nickel-cobalt from laterite nickel ore (2025-09-02),

6. 12391574 - Method for continuously preparing mixed hydroxide precipitate from laterite nickel ore by hydrometallurgy (2025-08-19),

7. 12384709 - Wastewater treatment process in production of nickel cobalt hydroxide (2025-08-12),

8. 12378639 - Process and system for recovering manganese from high-pressure leaching system of laterite nickel ore (2025-08-05),

9. 12378637 - Treatment system for the slag phase after removing iron-aluminum-chromium from leaching solution of laterite nickel ore (2025-08-05),

10. 12378630 - Combined heat exchange system of flash tank and preheater for laterite nickel ore leaching (2025-08-05),

11. 12362043 - System for optimizing duration time of high-pressure leaching of laterite nickel ore (2025-07-15),

12. 12344941 - Automatic descaling system for high-pressure reactor of laterite nickel ore (2025-07-01),

13. 12343734 - Cylindrical ore washing machine used for hydrometallurgical smelting of laterite nickel ore (2025-07-01),

14. 12325898 - High-pressure reactor acid adding system for laterite nickel ore hydrometallurgy (2025-06-10),

15. 12325896 - Treatment method and application for laterite nickel ore leaching solution with high calcium and magnesium content (2025-06-10),

Company Overview

Gem Co., Ltd. is a prominent technology company based in Shenzhen, China, specializing in the development and manufacturing of advanced electronic components and systems. The company focuses on innovative solutions in areas such as telecommunications, consumer electronics, and industrial automation. With a commitment to research and development, Gem Co., Ltd. aims to enhance connectivity and efficiency across various sectors, contributing to the evolution of smart technologies and integrated systems in the global market.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

27 Patents

#165 in Shenzhen

#1,122 in China

#24,012 in the World

Shenzhen, China

Gem Co., Ltd.

Forward Citations = 7

58 inventors:

Kaihua Xu (23 out of 33 patents)

Rizky Wanaldi (16 out of 22 patents)

Satryo Soemantri Brodjonegoro (16 out of 23 patents)

4. Andi Syaputra Hasibuan (16 out of 23 patents)

5. Tegar Mukti Aji (16 out of 23 patents)

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

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