Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12157550 | Variable-pitch propeller having optimal hub-to-tip diameter ratio | Jae Boo Kim, Sung Hoon Kim, Kil Hwan Moon, Do-wan Kim, Gwan Hee Son | 2024-12-03 |
| 10121087 | System and method for recognizing credit card number and expiration date using terminal device | Jimin LEE, Han Saem KIM | 2018-11-06 |