| 20.83% | %SYSDIR% \ DRIVERS \ ptdmvsp.sys | USB Serial Port Device Driver (MSS Ver.3) | DEVGURU Co., LTD.(www.devguru.co.kr) | 3.2.4074.1103 | 1287009 |
| 18.06% | %SYSDIR% \ DRIVERS \ ptdmvsp.sys | USB Serial Port Device Driver (MSS Ver.3) | DEVGURU Co., LTD.(www.devguru.co.kr) | 3.2.4074.1103 | 2614667 |
| 15.28% | %SYSDIR% \ DRIVERS \ ptdmvsp.sys | USB Virtual Serial Port Driver | DEVGURU Co,LTD. | 2.0.12.816 | 1271873 |
| 11.11% | %SYSDIR% \ DRIVERS \ ptdmvsp.sys | USB Serial Port Device Driver (MSS Ver.3) | DEVGURU Co., LTD.(www.devguru.co.kr) | 3.2.4074.1103 | 1279833 |
| 9.72% | %SYSDIR% \ DRIVERS \ ptdmvsp.sys | USB Virtual Serial Port Driver | DEVGURU Co,LTD. | 2.0.12.816 | 9725605 |
| 8.33% | %SYSDIR% \ DRIVERS \ ptdmvsp.sys | USB Serial Port Device Driver (MSS Ver.3) | DEVGURU Co., LTD.(www.devguru.co.kr) | 3.2.4074.1103 | 21533202 |
| 6.94% | %SYSDIR% \ DRIVERS \ ptdmvsp.sys | USB Serial Port Device Driver (MSS Ver.3) | DEVGURU Co., LTD.(www.devguru.co.kr) | 3.2.3499.916 | 1309855 |
| 6.94% | %SYSDIR% \ DRIVERS \ ptdmvsp.sys | USB Virtual Serial Port Driver | DEVGURU Co,LTD. | 2.0.12.816 | 1983357 |
| 1.39% | %SYSDIR% \ DRIVERS \ ptdmvsp.sys | USB Serial Port Device Driver (MSS Ver.3) | DEVGURU Co., LTD.(www.devguru.co.kr) | 3.2.4074.1103 | 24018623 |
| 1.39% | %SYSDIR% \ DRIVERS \ ptdmvsp.sys | USB Serial Port Device Driver (MSS Ver.3) | DEVGURU Co., LTD.(www.devguru.co.kr) | 3.2.3499.916 | 21321067 |