Create account

Coverage dated August 20, 2023

John Warnock, who helped invent PDF and co-founded Adobe Systems, dies at 82

Headline from FOX 29 Philadelphia

John Warnock, who helped invent the PDF and co-founded Adobe Systems, has died. He was 82.

FOX 29 Philadelphia's own description from its feed. We collect headlines and these descriptions, not full articles; read the original reporting below.

Read the reports

Reports & sources

18 articles, oldest first.

  1. FOX 29 Philadelphia

    John Warnock, who helped invent PDF and co-founded Adobe Systems, dies at 82 (opens FOX 29 Philadelphia)

    Published

    FOX 29 Philadelphia's feed description

    John Warnock, who helped invent the PDF and co-founded Adobe Systems, has died. He was 82.

  2. Deseret News

    Adobe co-founder, Utah native, John Warnock dies at 82 (opens Deseret News)

    Published

    Deseret News's feed description

    Warnock died on Saturday aged 82, Adobe said in a statement. The cause of his death was not disclosed.

  3. The Boston Globe

    John Warnock, who helped invent the PDF and co-founded Adobe Systems, dies at age 82 (opens The Boston Globe)

    Published

    The Boston Globe's feed description

    An early product of Dr. Warnock's, PostScript, helped make small-scale printing possible; other iconic programs, such as Photoshop and Illustrator, followed.

  4. CBS News

    John Warnock, Adobe Systems co-founder who helped invent the PDF, dies at age 82 (opens CBS News)

    Published

    CBS News's feed description

    John Warnock, who helped invent the PDF and co-founded Adobe Systems, has died.

  5. Philadelphia Inquirer

    John Warnock, who invented the PDF and co-founded Adobe Systems, has died at age 82 (opens Philadelphia Inquirer)

    Published

    Philadelphia Inquirer's feed description

    “John’s brilliance and innovations left an indelible mark on Adobe, the technology industry and the world,” Adobe said.

  6. Fortune

    John Warnock, one-time 'mediocre' student turned inventor of the PDF and Adobe co-founder, dies at 82 (opens Fortune)

    Published

    Fortune's feed description

    After his retirement, Warnock and his wife devoted more time to hobbies such as collecting rare books, many of which he’s scanned and put online.

  7. Engadget

    Adobe co-founder Dr. John Warnock has passed away at 82 (opens Engadget)

    Published

    Engadget's feed description

    Dr.

  8. CNN

    Adobe co-founder John Warnock, who helped invent the PDF, is dead at 82 (opens CNN)

    Published

    CNN's feed description

    John Warnock, co-founder of Adobe, has died aged 82, the software company announced on Sunday.

  9. CBS News

    John Warnock, who helped invent the PDF, dies at 82 (opens CBS News)

    Published

    CBS News's feed description

    Adobe Systems co-founder said he was a "mediocre" student until a high school teacher got him to love math.

  10. The Oregonian

    John Warnock, inventor of PDF and co-founder of Adobe, dies at 82 (opens The Oregonian)

    Published

    The Oregonian's feed description

    The Silicon Valley entrepreneur and computer scientist died Saturday surrounded by family, Adobe said in a statement.

Identical headlines usually mean shared wire copy. They are counted as separate articles but are not independent confirmation.

John Warnock, who helped invent PDF and co-founded Adobe Systems, dies at 82 | Since Then