Officers responding to the robbery at 720 East Holt Boulevard just after 9 p.m. Monday discovered Ruiz was at his girlfriend's house and called him to surrender.
Negotiations followed and Ruiz agreed to surrender a short time later.
Officers said property related to the robbery was recovered.
Detectives are investigating similar crimes in the area over the last few weeks.
Anyone with information about Ruiz or the other robberies is asked to call Ontario police at (909) 986-6711or Det. Jeff Wentz at (909) 395-2715.
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