Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12415955 | Etchant composition for silicon layer and etching method using the same | Jeong Sik OH, Hak Soo Kim, Gi-Young Kim, Myung Ho Lee | 2025-09-16 |
| 12160708 | Hearing device, and method for adjusting hearing device | — | 2024-12-03 |
| 12134723 | Etching composition | Tae Ho Kim, Jeong Sik OH, Gi-Young Kim, Myung Ho Lee | 2024-11-05 |
| 12134724 | Etching composition | Jeong Sik OH, Tae Ho Kim, Gi-Young Kim, Myung Ho Lee | 2024-11-05 |
| 12031077 | Etching composition for metal nitride layer and etching method using the same | Hyeon Woo PARK, Seok Hyeon NAM, Myung Ho Lee | 2024-07-09 |
| 11987740 | Silicon nitride film etching composition and etching method using the same | Dong Hyun Kim, Hyeon Woo PARK, Sung Jun Hong, Myung Ho Lee, Hoon Kim +3 more | 2024-05-21 |
| 11939505 | Silicon nitride film etching composition and etching method using the same | Dong Hyun Kim, Hyeon Woo PARK, Sung Jun Hong, Myung Ho Lee, Hoon Kim +3 more | 2024-03-26 |
| 11926807 | Cleaning composition and cleaning method using the same | Jun Her, Na Rae Yim, Hyun Jin Jung, Myung Ho Lee | 2024-03-12 |
| 11849268 | Digital hearing device with microphone in ear band | Yoon Soo Kim, Dong Hyun Lee, Jungkun Choi | 2023-12-19 |
| D1003826 | Earphone case | Jungkun Choi | 2023-11-07 |
| D1003866 | Earphone | Jungkun Choi | 2023-11-07 |
| 11736871 | Smart hearing device for distinguishing natural language or non-natural language, artificial intelligence hearing system, and method thereof | — | 2023-08-22 |
| 11683651 | Adaptive solid hearing system according to environment change and noise change | — | 2023-06-20 |
| 11220659 | Thinner composition | Du Won Lee, Sang Dae Lee, Myung Ho Lee | 2022-01-11 |
| 11149201 | Silicon nitride layer etching composition | Dong Hyun Kim, Hyeon Woo PARK, Du Won Lee, Jang Woo Cho, Myung Ho Lee | 2021-10-19 |
| 11091695 | Etching composition and etching method using the same | Hye Hee Lee, Hyeon Woo PARK, Myung Ho Lee | 2021-08-17 |
| 10982144 | Silicon nitride layer etching composition and etching method using the same | Dong Hyun Kim, Hyeon Woo PARK, Jang Woo Cho, Tae Ho Kim, Myung Ho Lee | 2021-04-20 |
| 10819368 | Method for compressing and restoring time series data | Myung Joo Kang, Byeong Eon Lee, Myoung Su Cho, Young Jin Koh, Geon Woo Kim +4 more | 2020-10-27 |
| 10820118 | Smart hearing device which uses external processor in order to reduce cost of hearing aid | — | 2020-10-27 |
| 10424503 | Methods of fabricating semiconductor devices including fin-shaped active regions | Young-Sang Youn, Ji-Hoon Cha, Jae-Jik Baek, Bo-Un Yoon, Jeong-Nam Han | 2019-09-24 |
| 10090190 | Methods of fabricating semiconductor devices including fin-shaped active regions | Young-Sang Youn, Ji-Hoon Cha, Jae-Jik Baek, Bo-Un Yoon, Jeong-Nam Han | 2018-10-02 |
| 9984925 | Semiconductor device and method for fabricating the same | Yong-Ho Jeon, Sang-Su Kim, Cheol Kim, Yong-Suk Tak, Gi-gwan Park | 2018-05-29 |
| 9984921 | Semiconductor device and method of manufacturing the same | Sang-Hoon Ahn, Jong-Min Baek, Woo Kyung You, Byung-Kwon Cho, Byung-Hee Kim +1 more | 2018-05-29 |
| 9812353 | Semiconductor device and method of manufacturing the same | Sang-Hoon Ahn, Jong-Min Baek, Woo Kyung You, Byung-Kwon Cho, Byung-Hee Kim +1 more | 2017-11-07 |
| 9728535 | Methods of fabricating semiconductor devices including fin-shaped active regions | Young-Sang Youn, Ji-Hoon Cha, Jae-Jik Baek, Bo-Un Yoon, Jeong-Nam Han | 2017-08-08 |