+1 to you for the oddballest question ever.
If you're looking to replicate the K75/K100 logo, I'd think your best bet would be to import the JPG into Photoshop and manipulate it as a raster image. The entire font set would be overkill since you're only dealing with 6 possible characters.
Since there's only 6 chars involved there's no guarantee it's based on any font at all -- could be just a graphical logo design by a logo artist.
my