Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11747835 | Self-powered remote control system for smart valve | — | 2023-09-05 |
| 8364457 | Simulation apparatus and method used for sensor network | Young Bag Moon, Sang-Joon Park | 2013-01-29 |
| 8223784 | Wireless sensor network having hierarchical structure and routing method thereof | Hyeon PARK, Sang-Joon Park, Jeong Man Woo | 2012-07-17 |
| 8121080 | Beacon scheduling system and method for preventing beacon overlapping | Sun-Joong Kim, Cheol Sig Pyo | 2012-02-21 |
| 7640585 | Intrusion detection sensor detecting attacks against wireless network and system and method of detecting wireless network intrusion | Sok-Joon LEE, Kyung Hee OH, Sin Hyo Kim, Byung Ho Chung, Kyo Il Chung | 2009-12-29 |
| D316092 | Combined automobile tape player and radio receiver | — | 1991-04-09 |
| D307431 | Cassette tape recorder | — | 1990-04-24 |
| D306590 | Cassette tape recorder | — | 1990-03-13 |