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Gem Corporation

USPTO Granted Patents = 12

% Expired Patents = 8.3

EPO Patents = 3

Trademarks = 1

Forward Citations = 106

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31 inventors (with patents filed for the assignee):

Kaihua Xu (5 out of 33 patents)

Rizky Wanaldi (5 out of 22 patents)

Satryo Soemantri Brodjonegoro (5 out of 23 patents)

4. Andi Syaputra Hasibuan (5 out of 23 patents)

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

6. Evan Wahyu Kristiyanto (3 out of 14 patents)

7. Piyan Rahmadi (3 out of 12 patents)

8. Marguerite Robinson (2 out of 2 patents)

9. William H Smith, Jr (2 out of 3 patents)

10. Emil Salim (2 out of 8 patents)

11. Tsutomu Sada (1 out of 11 patents)

12. Manuel Holcomb (1 out of 2 patents)

13. Peter Christo (1 out of 1 patent)

14. Robert S Eldred (1 out of 1 patent)

15. Ora K Fields (1 out of 1 patent)

12 patents: Sort by Forward Citations

1. 12723318 - Method for extracting metals from saprolite laterite nickel ore (2026-09-01),

2. 12662715 - Comprehensive utilization method for valuable elements in hydrometallurgical slag of laterite nickel ore (2026-06-23),

3. 12595532 - Ore hydrometallurgical slag and phosphating slag (2026-04-07),

4. 12595530 - System and method for regulating aluminum precipitation during high-pressure acid leaching of laterite nickel ore (2026-04-07),

5. 12590014 - Method for improving particle size and morphology of neutralizer for laterite nickel ore hydrometallurgy (2026-03-31),

6. 9960634 - Intelligent function installing power storage and generation package system (2018-05-01),

7. 5415847 - Treatment of pit waste containing chromated copper arsenate (1995-05-16),

8. 4919819 - Method for removing and decomposing hydrocarbon compounds from water (1990-04-24),

9. D274856 - Wax applicator mop head (1984-07-24),

10. D274565 - Squeeze mop (1984-07-03),

11. 4377879 - Cleaning device (1983-03-29),

12. D247949 - Mop mounting plate (1978-05-23),

Gem Corporation is a leading provider of innovative solutions in the field of technology and engineering. With a track record of delivering high-quality products and services, we specialize in developing cutting-edge software, hardware, and systems for a wide range of industries. Our team of experts is dedicated to creating customized solutions tailored to meet the unique needs of our clients, ensuring customer satisfaction and success.

This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Sep 15 2026

12 Patents

#1 in Otsu

#3,926 in Japan

#48,027 in the World

Gem Corporation

Forward Citations = 106

31 inventors:

Kaihua Xu (5 out of 33 patents)

Rizky Wanaldi (5 out of 22 patents)

Satryo Soemantri Brodjonegoro (5 out of 23 patents)

4. Andi Syaputra Hasibuan (5 out of 23 patents)

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

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