Neither man was criminally charged in connection with the incidents.
Joseph attributed the officer's lack of charges partly to a gap in California law.
Specifically, restrictions criminalizing improper access to certain confidential criminal databases do not currently extend to ALPR data in the same way, he said.
He asked lawmakers to expressly criminalize unauthorized access and disclosure.
The searches left a record, but the investigation began because the woman recognized something was wrong and spoke up.
Catching misuse afterward matters, but for the person whose whereabouts have already been shared with an alleged abuser, that protection arrives awfully late.