Career
He is one of the leading experts on Tocharian languages and has published more than two hundred articles on Indo-European linguistics. He is one of the editors of the journal Tocharian and Indo-European Studies. He is well known for having discovered Pinault"s law, according to which laryngeals are lost word-medially following a consonant and before a yod.
PIE *Hx > ∅/ C __ y.