Patent assignee · KR · COMPANY

CHUNGDAHM Learning, Inc.

2Patents
2Active
2Granted
38Portfolio score

Filing activity: Apr 28, 2014 → Apr 28, 2014

Most-cited patents

PatentTitleAreaCited byStatus
US9946440B2 Method of providing flash card and apparatuses performing the same Physics 0 Active
US10013150B2 Method and apparatus for providing a user interface for playing multimedia contents to a user terminal Physics 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.