"he has later" is correct and usable in written English.
You could use it to describe a situation in which a person completed an action at some point in the future relative to some other event. For example, "He applied for the job shortly after the opening was announced, but he has later received a reply."
He has later excursions into Chinese and Zoroastrian thought, but these too prove to be dead ends in his overall story.
It also includes the time he began to make visits to Duncroft in Surrey, a school for emotionally disturbed teenage girls, which he has later been accused of using like a "paedophile sweetshop".
Panahi allows that argument to echo with a conversation he has later with a friend who has been attacked in his shop, apparently for standing up for a man and woman caught stealing money.
He had a stint as a substitute host when he was a state senator, and he said he had later given serious thought to a permanent job.
In the lawsuit, Mr. Miller said that his wife had given approval without his knowledge, using his e-mail address, but that he had later supported her.
Chris Reed said he had later tried to distract Allison from the accident by playing foosball with her in the athletes' village.
His trial in 1986 was told he had shot his family with a weapon fitted with such a device which he had later removed.
However, the former Celtic and St Mirren player admitted that he had later assaulted PC Jamie White by kicking him on the body at Coatbridge Police Office.
He had a perspective and growing prominence, but certainly not the financial security that he had later in life.
He had later realized that the information regarding his health status was spread all over the town and he decided to come here to the hospital and fight with a health worker he suspected of revealing the information.
Writer imagines a dream he will have later that night, with horses & appropriate music to go with it.
