| Mark | Item | Date of Registration | View Patent |
| KC | Push Button Switch(BE series)_BEWT 215 | 2006.04.28 |  |
| KC | Push Button Switch(BE series)_BEW 230 | 2006.05.02 | |
| KC | Push Button Switch(BE series)_BE 230 | 2006.05.02 | |
| KC | Push Button Switch(BE series)_BE 215 | 2006.05.02 | |
| KC | Push Button Switch (HY-512) | 200707.31 | |
| KC | Push Button Switch (HY-510) | | |
| KC | Mono Lever Switch (mo_20b)_i | 2012.12.05 | |
| KC | Mono Lever Switch (mo_10a)_i | 2012.12.05 | |
| KC | Mono Lever Switch (mo_20b) | 2006.05.30 | |
| KC | Mono Lever Switch (mo_10a) | 2006.05.30 | |
| KC | MLS / MLSN Switch (HY_LS804N) | 2012.12.05 | |
| KC | MLS / MLSN Switch (HY_L804) | 2012.11.29 | |
| KC | MLS / MLSN Switch (HY_LS804N) | 2006.05.30 | |
| KC | MLS / MLSN Switch (HY_L804) | 2006.05.30 | |
