Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5964729 | Perforating device for dermal administration | Sang B. Choi | 1999-10-12 |
| 5909230 | Recording apparatus using motional inertia of marking fluid | Hae-Yong Choi | 1999-06-01 |
| 5843114 | Skin perforating apparatus for transdermal medication | — | 1998-12-01 |
| 5681580 | Patch-type device for iontophoretic transdermal delivery of insulin | Young Sig Oh | 1997-10-28 |
| 5611806 | Skin perforating device for transdermal medication | — | 1997-03-18 |