Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7468603 | Rotary manipulation type input apparatus | Sang Jin Lee | 2008-12-23 |
| 7462787 | Rotary manipulation type input device | Sang Jin Lee | 2008-12-09 |
| 7425825 | Rotary manipulation input apparatus | — | 2008-09-16 |
| 7417422 | Rotary manipulation type input apparatus | — | 2008-08-26 |
| 7375511 | Rotary input apparatus including a wheel and a center key with securing grooves to prevent rotation | — | 2008-05-20 |
| 7375512 | Rotary input apparatus including a permanent magnet ring, an electromagnet, a driving and control means | — | 2008-05-20 |
| 6638691 | Method for fabricating plate type magnetic resistance sensor chip element | Ho-Chul Joung | 2003-10-28 |