Gyeonggi-do
South Korea
3
2021-08-19
The entities that hold a legal rights for patent applications filed by inventor Kim Heejin:
Heejin Kim from Gyeonggi-do, KR has applied for patents for these inventions. The list has both pending applications and granted patents:
Electronic device and method for controlling audio output thereof
#2 | 2019-08-08Method and electronic device for playing audio data using dual speaker
#3 | 2014-06-12Thermo-responsive draw solute for forward osmosis and method for water desalination and purification using the same
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