You should be able to derive the manufacturer from the model number if you link against tblFloppy.
...
tblFloppy.InterfaceType As Interface,
Replace(tblFloppy.Name, '\\.\PHYSICALDRIVE', 'Physical Drive ') As Drive,
Case
When tblFloppy.Model Like 'ST%' Then 'Seagate'
When tblFloppy.Model Like 'WDC%' Then 'Western Digital'
When tblFloppy.Model Like 'WD %' Then 'Western Digital'
When tblFloppy.Model Like 'TOSHIBA%' Then 'Toshiba'
When tblFloppy.Model Like 'FUJITSU%' Then 'Fujitsu'
When tblFloppy.Model Like 'INTEL%' Then 'Intel'
When tblFloppy.Model Like 'Hitachi%' Then 'Hitachi'
When tblFloppy.Model Like 'HDT%' Then 'Hitachi'
When tblFloppy.Model Like 'SAMSUNG%' Then 'Samsung'
When tblFloppy.Model Like 'Maxtor%' Then 'Maxtor'
Else ''
End As [Drive Make],
tblFloppy.Model As [Drive Model],
...
You may need to update the list from time to time, but from what I've seen there is general consistency to the start of model numbers.