Question: When did the research-related alumni who was a New York University alumnus known for inventing cereals die ?

text: List of New York University alumni
Academia and research -- Professors , researchers and scientists

New York University (NYU) is one of the world's premier residential research and teaching institutions. This partial list of notable New York University alumni includes a sampling of the many graduates who are leaders in their respective fields, non-graduate former students, fictional students, and current students of New York University. The list is abridged - only a representative few are listed. NYU ranks 7th among the World's top 100 universities for producing millionaires, as compiled by Times Higher Education World University Rankings. NYU ranks 5th globally among universities with the highest number of alumni worth $30 million or more, as compiled by ABC News. CNBC ranks NYU 4th globally among universities with the most billionaire graduates. National Academy of Inventors ranks NYU 19th in the world based on the number of patents generated. In 2016, a study based on a computerized analysis of the number of times institutions of higher education are mentioned in Wikipedia and the number of times people search for them on Google, ranked NYU #19 among all universities in the world. NYU also is the second top feeder school for analyst careers in finance and investment banking, after University of Pennsylvania, on Wall Street.
Name Year School Degree Notability
Neil Garg 2000 CAS B.S UCLA Professor & Kenneth N. Trueblood Endowed Chair
Geetha Angara 1984 GSAS Ph.D Victim of unsolved 2005 homicide at New Jersey water treatment plant
Sylvan Barnet 1948 CAS B.A Shakespearean scholar
E. Lloyd Du Brul 1937 DENT D.D.S Author of Sicher and Du Brul 's Oral Anatomy
Avery Fisher 1929 ARTS B.S Inventor of the first stereo radio-phonograph
Caroline D. Gentile 1949  M.A Associate professor emeritus of education ; physical education instructor ; longest-serving faculty member of the University of Maine at Presque Isle
Corwin Hansch  GSAS Ph.D Inventor of the Hansch equation
Tito Boeri 1990  Ph.D Professor at Bocconi University , Milan ; director of Fondazione RDB
Eric R. Kandel 1955 Med M.D 2000 Nobel Prize in Physiology or Medicine
Peter Lax 1947 , 1949 GSAS B.A. , Ph.D 2005 Abel Prize laureate
Leonard Linkow 1952 College of Dentistry DDS Pioneer in oral implantology ; nominated for Nobel Prize in Medicine in 1969
Martin Hellman 1966 ENG B.S Invented public key cryptography ; inducted into the National Inventors Hall of Fame ; Turing Award winner
John Harvey Kellogg 1875 Med  Co-inventor of Kellogg 's cereals
Barbara Keyfitz 1970 Courant Ph.D Director of the Fields Institute
David Korn 1969 Courant Ph.D Creator of the Korn shell
Boris Aronov 1986 , 1989 Courant M.S. , Ph.D Computer scientist ; professor at New York University Tandon School of Engineering ; Sloan Research Fellow
Gerald Soffen   Postdoc Chief scientist of the Viking missions to Mars in 1976
Salvatore Stolfo 1979 Courant Ph.D Professor at Columbia University
Cathleen Synge Morawetz 1951  Ph.D National Academy of Science
Lee Morin 1978-1982 Med M.Sc. , M.D. , Ph.D Astronaut