JH

Jong Heon Ha

EC Em-Tech Co.: 1 patents #33 of 70Top 50%
Samsung: 1 patents #49,284 of 75,807Top 70%
Overall (All Time): #2,003,652 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10419847 Microspeaker enclosure with porous materials in resonance space Kyu Dong Choi, Hyeon Taek Oh 2019-09-17
9307314 Electronic device with side acoustic emission type speaker device Ji Hoon Kim, In Ho Jeong, Ho Yun Lee, Bong-Hee Kang, Joong Hak Kwon +3 more 2016-04-05