Yeongju, South Korea

Sk Specialty Co., Ltd

Calculating rank
USPTO Granted Patents = 3

Forward Citations = 0

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17 inventors (with patents filed for the assignee):

goldMedal Angelino Doppiu (1 out of 38 patents)

silverMedal Eileen Woerner (1 out of 34 patents)

bronzeMedal Ralf Karch (1 out of 51 patents)

4.  Annika Frey (1 out of 16 patents)

5.  Younjoung Cho (1 out of 25 patents)

6.  Jinhee Lee (1 out of 2 patents)

7.  Wonwoong Chung (1 out of 5 patents)

8.  Sunhye Hwang (1 out of 2 patents)

9.  Nicholas Rau (1 out of 4 patents)

10.  Youngha Song (1 out of 1 patent)

11.  Byungkil Lee (1 out of 1 patent)

12.  Sungdo Lee (1 out of 1 patent)

13.  Yonghun Shin (1 out of 1 patent)

14.  Young-Bom Kim (1 out of 1 patent)

15.  Young-Ha Song (1 out of 1 patent)


3 patents:

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USPTO Data Jan 1 1976 - Nov 3 2026

3 Patents

#2 in Yeongju

#2,800 in South Korea

Yeongju, KR
Yeongju, South Korea
Forward Citations = 0

17 inventors:

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sk Specialty Co., Ltd. Retrieved from https://idiyas.com/company/sk-specialty-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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