According to Live Leak:
UPDATE: 1-17-2012 – 1 of the attackers have been arrested (Raymond P.) and will be used to track the other 6 in a investigation by police.
names of the 7 posted below:
WESLEY WU – grey hoodie, main kid attacking the man, deleted facebook.
EASLEY WU – big puffy jackey with fur hood, blue striped adidas pants
RAYMOND PALOMINO – white guy with no mask
TODD RAMOS – grey and black hoodie
JOHNNY LI – blue hoodie and blue snap back on
DANNY HUI – dressed in all black