Punnose visited the scene of the crime where lecturer TJ Joseph was attacked, on Thursday, Jul 8. DGP said that the accused had hatched a conspiracy and spent money and resources to 'meticulously' launch the attack.
He said that police would implement scientific methods to probe the case. Police had not yet received any information that some accused had fled the country, he added.
"We have information about the accused and hunt is on for them," he said.
The police officials told the media that investigation was going on in the right direction and they would made efforts to strengthen the probe team by mobilising officers from other parts of Kerala.
Police had done searches and raids on the houses of suspects and Popular Front (PF) activists and recovered some pamphlets and CDs criticising the LDF government in Kerala.
TJ Josheph, head of Malayalam Department at a private Christian college at Muvattupuzha in Ernakulam district was attacked by the activists belonging to PF, the Muslim fundamentalist outfit when he was returning with his family members after mass on Jul 4. His right palm which was chopped off by the attackers had been reattached. He was attacked for allegedly preparing a question paper with derogatory references to Prophet Mohammed.