Amgen, Inc. is a biotechnology medicines company, which discovers, develops, manufactures and markets medicines for grievous illnesses. The company focuses on human therapeutics and concentrates on innovating novel medicines based on advances in cellular and molecular biology. Its products include aranesp, blincyto, corlanor, enbrel, epogen, imlygic, kyprolis, neulasta, neupogen, nplate, parsab, prolia, repatha, sensipar, vectibix, and xgeva. The company was founded by William K. Bowes, Jr., Franklin Pitcher Johnson, Jr., George B. Rathmann and Joseph Rubinfeld on April 8, 1980 and is headquartered in Thousand Oaks, CA.