Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6387333 | Gas purifying system | Jung-Sung Hwang, Tae Ho Kim, Soon Young LEE | 2002-05-14 |
| 6230080 | Monitoring system and monitoring method for a clean room regulating system | Jung Sun Lee, Ki-hwan Lim, Yo-han An | 2001-05-08 |
| 6098023 | Driving control system and monitoring device for fan filter unit in semiconductor clean room | Jung-Sung Hwang, Yo-Han Ahn, Dong Joo Lee | 2000-08-01 |
| 6093229 | Drive checking system for fan filter units in clean room | Kun-Hyung Lee, Jung-Sung Hwang, Yo-Han Ahn | 2000-07-25 |
| 6082179 | Particle measuring device having funnel-shaped collector for semiconductor clean room applications | Jae-kang Jeon, Joung-Sun Lee, Dong Young Kim | 2000-07-04 |