Sapphire Technology Co., Ltd.

Calculating rank

USPTO Granted Patents = 1

% Expired Patents = 100.0

Forward Citations = 0

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5 inventors (with patents filed for the assignee):

Yi Sik Choi (1 out of 1 patent)

Gye Won Jang (1 out of 1 patent)

Bok Kee Na (1 out of 1 patent)

4. Sung Hwan Moon (1 out of 21 patents)

5. Hee Choon Lee (1 out of 3 patents)

1 patent: Sort by Forward Citations

1. 9988741 - Heat treatment method and heat treatment device for single crystal sapphire (2018-06-05),

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USPTO Data Jan 1 1976 - Oct 27 2026

1 Patents

#100 in Hwaseong

#5,810 in South Korea

Hwaseong, South Korea

Sapphire Technology Co., Ltd.

Forward Citations = 0

5 inventors:

Yi Sik Choi (1 out of 1 patent)

Gye Won Jang (1 out of 1 patent)

Bok Kee Na (1 out of 1 patent)

4. Sung Hwan Moon (1 out of 21 patents)

5. Hee Choon Lee (1 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sapphire Technology Co., Ltd.. Retrieved from https://idiyas.com/company/sapphire-technology-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]