For the Inventor, By the Inventor

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Hwaseong-si, South Korea

Sapphire Technology Co., Ltd.

USPTO Granted Patents = 1

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 20 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 - Jan 6 2026

1 Patents

#73 in Hwaseong-si

#5,522 in South Korea

Hwaseong-si, 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 20 patents)

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

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