Some of the famous architects and builders from the 20th century, as e.g. Le Corbusier, Buckminster Fuller, and Luigi Nervi, considered themselves as inventors and held several patents. Rem Koolhaas contributed in 2004 to this specific topic in an ironic way:
These and several other fake patents have been published in the book Content and the Bejing Manifesto.
In the same year, Rem Koolhaas also applied for a real patent, for a Panel for architectural design:
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