| 33.33% | %SYSDIR% \ DRIVERS \ ptumlnvsp.sys | USB Serial Port Device Driver (MSS Ver.3) | DEVGURU Co., LTD.(www.devguru.co.kr) | 4.11.2.0 | 18594907 |
| 22.62% | %SYSDIR% \ DRIVERS \ ptumlnvsp.sys | USB Serial Port Device Driver (MSS Ver.3) | DEVGURU Co., LTD.(www.devguru.co.kr) | 1.7.9.1017 | 8013001 |
| 10.71% | %SYSDIR% \ DRIVERS \ ptumlnvsp.sys | USB Serial Port Device Driver (MSS Ver.3) | DEVGURU Co., LTD.(www.devguru.co.kr) | 4.11.2.0 | 22114440 |
| 8.33% | %SYSDIR% \ DRIVERS \ ptumlnvsp.sys | USB Serial Port Device Driver (MSS Ver.3) | DEVGURU Co., LTD.(www.devguru.co.kr) | 4.11.2.0 | 25597235 |
| 8.33% | %SYSDIR% \ DRIVERS \ ptumlnvsp.sys | USB Serial Port Device Driver (MSS Ver.3) | DEVGURU Co., LTD.(www.devguru.co.kr) | 1.7.9.1017 | 22895297 |
| 2.38% | %SYSDIR% \ DRIVERS \ ptumlnvsp.sys | USB Serial Port Device Driver (MSS Ver.3) | DEVGURU Co., LTD.(www.devguru.co.kr) | 1.7.9.1017 | 14525741 |
| 2.38% | %SYSDIR% \ DRIVERS \ ptumlnvsp.sys | USB Serial Port Device Driver (MSS Ver.3) | DEVGURU Co., LTD.(www.devguru.co.kr) | 1.7.107.523 | 13450440 |
| 2.38% | %SYSDIR% \ DRIVERS \ ptumlnvsp.sys | USB Serial Port Device Driver (MSS Ver.3) | DEVGURU Co., LTD.(www.devguru.co.kr) | 1.7.9.1017 | 25453675 |
| 2.38% | %SYSDIR% \ DRIVERS \ ptumlnvsp.sys | USB Serial Port Device Driver (MSS Ver.3) | DEVGURU Co., LTD.(www.devguru.co.kr) | 1.5.24.1102 | 30302369 |
| 1.19% | %SYSDIR% \ DRIVERS \ ptumlnvsp.sys | USB Serial Port Device Driver (MSS Ver.3) | DEVGURU Co., LTD.(www.devguru.co.kr) | 4.14.8.0 | 31684145 |
| 1.19% | %SYSDIR% \ DRIVERS \ ptumlnvsp.sys | USB Serial Port Device Driver (MSS Ver.3) | DEVGURU Co., LTD.(www.devguru.co.kr) | 4.14.8.0 | 33151619 |
| 1.19% | %SYSDIR% \ DRIVERS \ ptumlnvsp.sys | USB Serial Port Device Driver (MSS Ver.3) | DEVGURU Co., LTD.(www.devguru.co.kr) | 4.11.2.0 | 25933253 |
| 1.19% | %SYSDIR% \ DRIVERS \ ptumlnvsp.sys | USB Serial Port Device Driver (MSS Ver.3) | DEVGURU Co., LTD.(www.devguru.co.kr) | 1.5.39.512 | 32150800 |
| 1.19% | %SYSDIR% \ DRIVERS \ ptumlnvsp.sys | USB Serial Port Device Driver (MSS Ver.3) | DEVGURU Co., LTD.(www.devguru.co.kr) | 1.7.107.523 | 13502449 |
| 1.19% | %SYSDIR% \ DRIVERS \ ptumlnvsp.sys | USB Serial Port Device Driver (MSS Ver.3) | DEVGURU Co., LTD.(www.devguru.co.kr) | 1.5.39.512 | 33012671 |