| 29.35% | %SYSDIR% \ DRIVERS \ ptumwnsp.sys | USB Serial Port Device Driver (MSS Ver.3) | DEVGURU Co., LTD.(www.devguru.co.kr) | 1.2.3937.1022 | 2542540 |
| 22.83% | %SYSDIR% \ DRIVERS \ ptumwnsp.sys | USB Serial Port Device Driver (MSS Ver.3) | DEVGURU Co., LTD.(www.devguru.co.kr) | 1.2.7000.720 | 3104521 |
| 19.57% | %SYSDIR% \ DRIVERS \ ptumwnsp.sys | USB Serial Port Device Driver (MSS Ver.3) | DEVGURU Co., LTD.(www.devguru.co.kr) | 1.2.3937.1022 | 3587776 |
| 11.96% | %SYSDIR% \ DRIVERS \ ptumwnsp.sys | USB Serial Port Device Driver (MSS Ver.3) | DEVGURU Co., LTD.(www.devguru.co.kr) | 1.2.3937.1022 | 7062926 |
| 9.78% | %SYSDIR% \ DRIVERS \ ptumwnsp.sys | USB Serial Port Device Driver (MSS Ver.3) | DEVGURU Co., LTD.(www.devguru.co.kr) | 1.2.7000.720 | 3671643 |
| 2.17% | %SYSDIR% \ DRIVERS \ ptumwnsp.sys | USB Serial Port Device Driver (MSS Ver.3) | DEVGURU Co., LTD.(www.devguru.co.kr) | 1.2.7000.720 | 1974339 |
| 1.09% | %SYSDIR% \ DRIVERS \ ptumwnsp.sys | USB Serial Port Device Driver (MSS Ver.3) | DEVGURU Co., LTD.(www.devguru.co.kr) | 1.2.8000.516 | 29729204 |
| 1.09% | %SYSDIR% \ DRIVERS \ ptumwnsp.sys | USB Serial Port Device Driver (MSS Ver.3) | DEVGURU Co., LTD.(www.devguru.co.kr) | 1.2.8000.516 | 20695744 |
| 1.09% | %SYSDIR% \ DRIVERS \ ptumwnsp.sys | USB Serial Port Device Driver (MSS Ver.3) | DEVGURU Co., LTD.(www.devguru.co.kr) | 1.2.9002.1120 | 32353310 |
| 1.09% | %SYSDIR% \ DRIVERS \ ptumwnsp.sys | USB Serial Port Device Driver (MSS Ver.3) | DEVGURU Co., LTD.(www.devguru.co.kr) | 1.2.8000.516 | 22088545 |