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For the Inventor, By the Inventor

Incheon, South Korea

Royal Sovereign, Inc.


USPTO Granted Patents = 23

% Expired Patents = 8.7


Trademarks = 1

Forward Citations = 472

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14 inventors (with patents filed for the assignee):

goldMedal Ta K Lim (7 out of 7 patents)

silverMedal Ladd B Forsline (3 out of 14 patents)

bronzeMedal Jongsuk Lee (3 out of 3 patents)

4.  Hun Choi (2 out of 2 patents)

5.  Han Sung Park (2 out of 2 patents)

6.  Jong Suk Lee (2 out of 2 patents)

7.  Joseph Hsieh (2 out of 2 patents)

8.  Suk-Kyou Kim (1 out of 2 patents)

9.  Dae Seung Woo (1 out of 1 patent)

10.  Un Ki Kim (1 out of 1 patent)

11.  Hwa Il Seo (1 out of 1 patent)

12.  Takwan Lim (1 out of 2 patents)

13.  Jong Gyu Kim (1 out of 1 patent)

14.  Ben Zhong Li (1 out of 1 patent)

15.  Jin Min (0 patent)


23 patents:

1. 7553224 - Coin sorting apparatus and operation method of the same (2009-06-30),
2. 7500627 - Shredder (2009-03-10),
3. 7472780 - Coin sorting apparatus, control system for controlling coin sorting apparatus, and method for sorting coins (2009-01-06),
4. D519259 - Coin sorter (2006-04-18),
5. 7018284 - Apparatus for sorting and counting coins (2006-03-28),
6. 7013945 - Roller driving apparatus of laminator (2006-03-21),
7. 6916237 - Coin sorting apparatus (2005-07-12),
8. 6755731 - Coin assortment box structure of coin sorting machine (2004-06-29),
9. 6592445 - Method and apparatus for sorting coins (2003-07-15),
10. 6554693 - Withdrawal apparatus of a coin receipt tube for a coin separator (2003-04-29),
11. 6554118 - Coin supplying apparatus of a coin separator (2003-04-29),
12. 6319004 - Handheld dental tool with a removable silicone tip (2001-11-20),
13. 6308371 - Silicone paint brush artist's tool (2001-10-30),
14. 6032322 - Silicone painting tip for paint brush (2000-03-07),
15. D354967 - Laminating machine (1995-01-31),
Company Overview
Royal Sovereign, Inc. is a prominent manufacturer based in Incheon, South Korea, specializing in innovative solutions for various industries. The company focuses on developing high-quality products in areas such as document finishing, signage, and laminating technologies. With a commitment to enhancing operational efficiency, Royal Sovereign integrates advanced engineering and design principles into its offerings, catering to a diverse clientele across global markets. Their expertise in manufacturing ensures reliable and effective solutions tailored to meet evolving customer needs.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

23 Patents

#27 in Incheon, 402-040

#573 in South Korea

#27,714 in the World

Incheon, KR
Incheon, South Korea

Royal Sovereign, Inc.

Forward Citations = 472

14 inventors:

goldMedal Ta K Lim (7 out of 7 patents)

silverMedal Ladd B Forsline (3 out of 14 patents)

bronzeMedal Jongsuk Lee (3 out of 3 patents)

4.  Hun Choi (2 out of 2 patents)

5.  Han Sung Park (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Royal Sovereign, Inc.. Retrieved from https://idiyas.com/company/royal-sovereign

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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