Here are 5 artists in alphabetical order who have managed to score a four leaf clover (notice the respective timespans and be further impressed):
The Cure (1985-1992):
Head on the Door, Disintegration, Kiss Me Kiss Me Kiss Me, Wish
Guided By Voices (1994-1997):
Bee Thousand, Alien Lanes, Under the Bushes Under the Stars, Mag Earwhig
Pink Floyd (1973-1979):
Dark Side of the Moon, Wish You Were Here, Animals, The Wall
The Rolling Stones (1969-1972):
Beggars Banquet, Let It Bleed, Sticky Fingers, Exile On Main St.
* Stevie Wonder (1972-1976):
Talking Book, Innervisions, Fulfillingness’ First Finale, Songs in
the Key of Life
* [a case can be made for a five-album run]