Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8802062 | Apparatus and method for whitening teeth | Ji-Young Kim, Jong Ho Kim, Sug-Youn Chang, Hae-Young Yang, Sang Hoon Kwak | 2014-08-12 |
| 8652446 | Apparatus and method for whitening teeth | Ji-Young Kim, Jong Ho Kim, Sug-Youn Chang, Hae-Young Yang, Sang Hoon Kwak | 2014-02-18 |
| 8647607 | Patches for teeth whitening | Ji-Young Kim, Jong Ho Kim, Sug-Youn Chang | 2014-02-11 |
| 7862802 | Patches for teeth whitening | Ji-Young Kim, Jong Ho Kim, Sug-Youn Chang | 2011-01-04 |
| 7785572 | Method and device for teeth whitening using a dry type adhesive | Ji-Young Kim, Jong Ho Kim, Sug-Youn Chang, An-gi Choi | 2010-08-31 |
| 6946142 | Multi-layer patches for teeth whitening | Sug-Youn Chang, Ji-Young Kim, Jong Ho Kim | 2005-09-20 |
| 6780401 | Patches for teeth whitening | Ji-Young Kim, Jong Ho Kim, Sug-Youn Chang | 2004-08-24 |
| 6689344 | Patches for teeth whitening | Sug-Youn Chang, Ji-Young Kim, Jong Ho Kim | 2004-02-10 |
| 6682721 | Patches for teeth whitening | Ji-Young Kim, Jong Ho Kim, Sug-Youn Chang | 2004-01-27 |