I found this website that make it very easy to keep track of new FCC applications by manufacturers. You can even subscribe to an RSS feed. All you need is to find the grantee code of the manufacturer. In the case of Asus (MSQ), this will give you something like this:
https://fccid.io/MSQ
One could easily do the same for Belkin/Linksys, Netgear, etc...
https://fccid.io/MSQ
One could easily do the same for Belkin/Linksys, Netgear, etc...