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USPTO Data Jan 1 1976 - Oct 6 2026
2 Patents
#215 in Daejeon
#3,791 in South Korea
Est Co., Ltd.
Forward Citations = 0
12 inventors:
Est Co., Ltd.
% Expired Patents = 50.0
Forward Citations = 0
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12 inventors (with patents filed for the assignee):
Takashi Tsuchiya (1 out of 3 patents)
Yasushi Takahashi (1 out of 73 patents)
Jae Hoon Choi (1 out of 61 patents)
4. Sung H Hong (1 out of 106 patents)
5. Sung Soo Lee (1 out of 1 patent)
6. Jae Hun Hong (1 out of 1 patent)
7. Jae Rim Yi (1 out of 1 patent)
8. Sung Eun Jeoung (1 out of 1 patent)
9. Jae Kyeong Yoo (1 out of 1 patent)
10. Sang Youp Hwang (1 out of 1 patent)
11. Sang Bock Lee (1 out of 1 patent)
12. Jung Jae Kim (1 out of 1 patent)
2 patents:
Please report any incorrect information to [email protected]
Please report any incorrect information to [email protected]
Please report any incorrect information to [email protected]