Chang Hwan Hyun

USPTO Granted Patents = 3 (Patent Applications = 7)

Average Co-Inventor Count = 3.5

ph-index = 1

Company Filing History:

3 out of 192

Lg Household & Health Care Ltd.

patents

1 out of 832,680

Other

patents

where one patent can have more than one assignee

Years Active: 2023-2025

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3 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12376664 - Vibrating module and makeup tool including same (2025-08-05),

2. 12370818 - Portable printer (2025-07-29),

3. 11793291 - Rotary type linear reciprocating motion device and applicator having the same (2023-10-24),

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7 patents pending:

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2 patents pending (EPO):

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