Given dates (all in the Common Era) are approximate and represent the upper and lower possible extremes of the person's lifetime.
The Sanskrit name (tib. lha dbang blo) is attested (Pramāṇavārttikavṛtti, Sāṅkṛtyāyana 1938 516,29). Disciple of Dharmakīrti. Life dates: ca. 630–690 (Frauwallner 1961 p. 145). For the legend of his life cf. Obermiller 1931 II pp. 154f., Schiefner 1868 pp. 186f.