Here they are: http://www.cornwarning.com/xfer/MR10.zip
Single Hits of each sound. Sampled the toms at a few different tunings.
One longer wav with all the 4 bar loop patterns.
Mono 24-bit 44.1khz files.
There’s another, more exhaustive set here, but they’re asking money for them: http://www.dubsounds.com/mr-10.htm
And another from the venerable Music Machines collection: http://machines.hyperreal.org/manufacturers/Yamaha/MR-10/samples/index.html