Patents by Inventor David LEPINEY

David LEPINEY 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 improving combustion in a fireplace
    Patent number: 9841193
    Abstract: The invention relates to a device approximately defining an L shape and comprising at least two first nested pipes in the foot of the L (32), and at least one second pipe (36) provided with at least one opening (38), in the leg of the L, the first pipes being arranged in such a way as to define a duct between one end (34) of a first central pipe and said at least one opening (38) by means of passages defined at the ends of the first pipes.
    Type: Grant
    Filed: November 22, 2013
    Date of Patent: December 12, 2017
    Assignee: INSTITUT POLYTECHNIQUE DE GRENOBLE
    Inventors: Jean-Francois Boujut, Thierry Henocque, David Lepiney
  • DEVICE FOR IMPROVING COMBUSTION IN A FIREPLACE
    Publication number: 20150308691
    Abstract: The invention relates to a device approximately defining an L shape and comprising at least two first nested pipes in the foot of the L (32), and at least one second pipe (36) provided with at least one opening (38), in the leg of the L, the first pipes being arranged in such a way as to define a duct between one end (34) of a first central pipe and said at least one opening (38) by means of passages defined at the ends of the first pipes.
    Type: Application
    Filed: November 22, 2013
    Publication date: October 29, 2015
    Inventors: Jean-Francois BOUJUT, Thierry HENOCQUE, David LEPINEY