Patents by Inventor David B. Running

David B. Running 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).

  • Retroreflective article
    Patent number: 10451780
    Abstract: Provided is a retroreflective article comprising a fibrous material and a perforated retroreflective material attached to said fibrous material. Embodiments of the article achieve desirable values under the ASTM F2731-11 Transmitted and Stored Energy Test, the E96/E96M-12 Moisture Vapor Transmission Rate Test, and ASTM E810-03 (2013) Standard Test Method for Coefficient of Retroreflection of Retroreflective Sheeting Utilizing the Coplanar Geometry.
    Type: Grant
    Filed: December 12, 2013
    Date of Patent: October 22, 2019
    Assignee: 3M Innovative Properties Company
    Inventors: David B. Running, Shri Niwas, Matthew R. Lehmann, Douglas J. Hall, Kenneth L. Hanzalik, Denise A. Barrera, Alyson C. Phillips, Loretta L. Lucas
  • Filter element that has plenum containing bonded continuous filaments
    Patent number: 9216306
    Abstract: A filter element 12 that includes a fluid inlet 16, a fluid outlet 17 that is in fluid communication with the inlet 16, a filter media 40, 42 through which the fluid passes when moving from the inlet 16 to the outlet 17, and a plenum 38 that comprises continuous filaments 66 that are bonded to each other at points of filament intersection 68. The plenum is easy to manufacture, is resistant to compaction when contorted, and exhibits a low pressure drop as air is distributed across the filter media.
    Type: Grant
    Filed: December 22, 2005
    Date of Patent: December 22, 2015
    Assignee: 3M Innovative Properties Company
    Inventors: Seyed A. Angadjivand, Philip G. Martin, David B. Running
  • RETROREFLECTIVE ARTICLE
    Publication number: 20150168614
    Abstract: Provided is a retroreflective article comprising a fibrous material and a perforated retroreflective material attached to said fibrous material. Embodiments of the article achieve desirable values under the ASTM F2731-11 Transmitted and Stored Energy Test, the E96/E96M-12 Moisture Vapor Transmission Rate Test, and ASTM E810-03 (2013) Standard Test Method for Coefficient of Retroreflection of Retroreflective Sheeting Utilizing the Coplanar Geometry.
    Type: Application
    Filed: December 12, 2013
    Publication date: June 18, 2015
    Applicant: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: David B. Running, Shri Niwas, Matthew R. Lehmann, Douglas J. Hall, Kenneth L. Hanzalik, Denise A. Barrera, Alyson C. Phillips, Loretta L. Lucas