Patents by Inventor Martin Jozef Van de Voorde

Martin Jozef Van de Voorde has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Device for removing one or more undesirable or dangerous substances from a gas or vapor mixture and a gas mask comprising such a device
    Patent number: 5944873
    Abstract: The invention relates to a device for removing one or more undesirable or dangerous substances for the human race from a gas or vapour mixture, the device comprising: a predetermined amount of adsorbent for adsorbing the substances and an odourant for releasing an odour in order to alarm a person, wherein the odourant is arranged in such a manner that the odourant is displaceable by the substances, following a predetermined level of saturation of the adsorbent.
    Type: Grant
    Filed: October 23, 1997
    Date of Patent: August 31, 1999
    Assignee: Nederlandse Organisatie Voor Toegepastnatuurwetenschappelijk Onderzoek TNO
    Inventors: Hein Jager, Martin Jozef Van de Voorde