Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5674924 | Flameproof thermoplastic resin compositions | Sam-Joo Yang, Bok Nam Jang | 1997-10-07 |
| 5609096 | Vegetable freshness keeping device having a sensor | Chul H. Kwon, Hyung-Ki Hong, Sung Tae Kim, Dong H. Yun, Hyun Woo Shin +1 more | 1997-03-11 |
| 5605612 | Gas sensor and manufacturing method of the same | Hyeon Soo Park, Chul Han Kwon, Dong H. Yun, Hyun Woo Shin, Hyung-Ki Hong | 1997-02-25 |