Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D690764 | Shredder | Hyunchul Kim, Tong Jin Kim | 2013-10-01 |
| D660346 | Shredder | Hyunchul Kim, Tong Jin Kim | 2012-05-22 |
| D647129 | Shredder | Hyunchul Kim, Tong Jin Kim | 2011-10-18 |
| D643461 | Shredder | Hyunchul Kim, Tong Jin Kim | 2011-08-16 |