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Seoul, South Korea

Korloy Inc.

USPTO Granted Patents = 67

% Expired Patents = 13.4

EPO Patents = 1

Trademarks = 23

Forward Citations = 548

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98 inventors (with patents filed for the assignee):

Young Heum Kim (18 out of 70 patents)

Sun-Yong Ahn (14 out of 14 patents)

Ki-chan Nam (13 out of 13 patents)

4. Seung-Su Ahn (11 out of 11 patents)

5. Je-Hun Park (10 out of 10 patents)

6. Young-Heum Kim (10 out of 10 patents)

7. Sung-Gu Lee (9 out of 9 patents)

8. Ki Chan Nam (9 out of 30 patents)

9. Hyo San Kim (8 out of 25 patents)

10. Sang-Yong Lee (7 out of 7 patents)

11. Wook Jung Sung (7 out of 7 patents)

12. Sun Yong Ahn (6 out of 6 patents)

13. Min Seok Oh (6 out of 22 patents)

14. Kane-hee Lee (6 out of 6 patents)

15. Dong-Bok Park (6 out of 6 patents)

Core Competencies:

Cutting Insert

Hard Coating

Wear Resistance

Tool Holder

High Feed Rate

Cemented Carbide

Indexable Drill

Milling Cutter

Surface Coating

Chip Breaker

Multi-Layer Film

Alpha Alumina

67 patents: Sort by Forward Citations

1. 12752350 - Cutting insert and cutting tool on which same is mounted (2026-10-06),

2. 12734584 - Hard coating for cutting tools with excellent wear resistance (2026-09-15),

3. 12654231 - Cutting insert and cutting tool on which same is mounted (2026-06-16),

4. 12605778 - Assembly of a cutting insert and a tool holder (2026-04-21),

5. 12551950 - Hard coating film for cutting tool (2026-02-17),

6. 12275071 - Cutting insert and cutting tool having same mounted thereon (2025-04-14),

7. 12195837 - Cutting tool with hard coating film formed thereon (2025-01-14),

8. 12194550 - Cutting insert and cutting tool equipped with the same (2025-01-14),

9. 11772169 - Cutting insert and cutting tool equipped with the same (2023-10-03),

10. 11389883 - Cutting insert and cutting tool having same mounted therein (2022-07-19),

11. 11376675 - Cutting tool having partially-removed film formed thereon (2022-07-05),

12. 11359272 - Hard film having excellent wear resistance and toughness (2022-06-14),

13. 11260461 - Cutting insert and cutting tool on which same is mounted (2022-03-01),

14. 11141801 - Cutting tool having partially-removed film formed thereon (2021-10-12),

15. 11123803 - Cutting insert for hard-to-cut material (2021-09-21),

Company Overview

Korloy Inc., headquartered in Seoul, South Korea, specializes in the development and manufacturing of cutting tools that enhance machining efficiency and precision. The company focuses on core technologies such as cutting inserts, hard coatings, and wear-resistant materials, catering to various industrial applications. With a strong emphasis on innovation, Korloy also produces tool holders, indexable drills, and milling cutters, positioning itself as a key player in the global cutting tool market.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

67 Patents

#108 in Seoul

#262 in South Korea

#11,031 in the World

Seoul, South Korea

Korloy Inc.

Forward Citations = 548

98 inventors:

Young Heum Kim (18 out of 70 patents)

Sun-Yong Ahn (14 out of 14 patents)

Ki-chan Nam (13 out of 13 patents)

4. Seung-Su Ahn (11 out of 11 patents)

5. Je-Hun Park (10 out of 10 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Korloy Inc.. Retrieved from https://idiyas.com/company/korloy

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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