Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1087900 | Charger for an electric vehicle | Seung-Tack Hong, Ho Rim Choi, Hyun-Gu Lee | 2025-08-12 |
| 12337711 | Apparatus for holding cable for electric vehicle charger and method of driving same | Su Hwan Cho, Young Tae Choi, Kwang Min Oh, Ho Rim Choi | 2025-06-24 |
| 12258440 | Polymers and methods for their manufacture | Chulsung Bae | 2025-03-25 |
| D1062632 | Power converter for electric vehicle charging stations | Seung-Tack Hong, Ho Rim Choi, Hyun-Gu Lee | 2025-02-18 |
| 12042055 | Flame retardant non-woven fabric for mattress and manufaturing method thereof | Soon Yong Park, Jae-ryong Moon, Yong-dug Choi, Hyo-Sup Chang, Yong-Seok Park +1 more | 2024-07-23 |
| 12037723 | Cloth for mattress and method for manufacturing the same | Soon Yong Park, Hyo-Sup Chang, Mi-Young Jung, Tatsuro Ohzeki | 2024-07-16 |
| 11987664 | Polymers and methods for their manufacture | Chulsung Bae | 2024-05-21 |
| 11834550 | Polymers and methods for their manufacture | Chulsung Bae | 2023-12-05 |
| 11487203 | Monomers, polymers and photoresist compositions | Eui Hyun Ryu, Myung Yeol Kim, Haemi Jeong, Kwang-Hwyi Im | 2022-11-01 |
| 11480878 | Monomers, polymers and photoresist compositions | Eui Hyun Ryu, Min-Kyung Jang, Jung Woo Kim, Kwang Mo Choi, Hyun Jeon +1 more | 2022-10-25 |
| 11286337 | Polymers and methods for their manufacture | Chulsung Bae | 2022-03-29 |
| 11236196 | Polymers and methods for their manufacture | Chulsung Bae | 2022-02-01 |
| 10435504 | Polymers and methods for their manufacture | Chulsung Bae | 2019-10-08 |
| 10226757 | Method for surface-modifying metal silicide, and method and apparatus for preparing trichlorosilane using surface-modified metal silicide | Won Choon Choi, Yong Ki Park, Hwi Min Seo, Na Young Kang, Joo Hee Han +3 more | 2019-03-12 |
| 6091784 | Method and apparatus for constant envelope quadrature amplitude modulation | In Jae Park | 2000-07-18 |
| 5920237 | Constant envelope quadrature-quadrature amplitude modulation system | In Jae Park | 1999-07-06 |