DH

David P. Hartman

HD Hunter Douglas: 34 patents #15 of 264Top 6%
📍 Ashland, MA: #11 of 345 inventorsTop 4%
🗺 Massachusetts: #2,507 of 88,656 inventorsTop 3%
Overall (All Time): #101,218 of 4,157,543Top 3%
34
Patents All Time

Issued Patents All Time

Showing 1–25 of 34 patents

Patent #TitleCo-InventorsDate
12366114 Covering for architectural features, and related systems, methods of operation, and manufacture Wendell B. Colson, Ko Kuperus, Matthew DiFrancesco 2025-07-22
11118396 Covering for architectural features, and related systems, methods of operation, and manufacture Wendell B. Colson, Ko Kuperus, Matthew DiFrancesco 2021-09-14
10604996 Retractable shade with collapsible vanes Wendell B. Colson, Marjorie G. Harper, Daniel M. Fogarty, Ralph G. Jelic, Kristi K. Kopecky 2020-03-31
10604997 Apparatus and method for making a window covering having operable vanes Eugene M. Ballard, Jr., Wendell B. Colson, Kevin M. Dann, Daniel M. Fogarty, Marjorie G. Harper +4 more 2020-03-31
10391719 Process and system for manufacturing a roller blind Wendell B. Colson, Paul G. Swiszcz, Michael Robert Stanczyk 2019-08-27
10072457 Unitary assembly for an architectural fenestration, providing dynamic solar heat gain control Wendell B. Colson, Daniel M. Fogarty 2018-09-11
10030438 Retractable shade with collapsible vanes Wendell B. Colson, Marjorie G. Harper, Daniel M. Fogarty, Ralph G. Jelic, Kristi K. Kopecky 2018-07-24
9850702 Method for making a window covering having operable vanes Eugene M. Ballard, Jr., Wendell B. Colson, Kevin M. Dann, Daniel M. Fogarty, Marjorie G. Harper +4 more 2017-12-26
9476252 Retractable shade with collapsible vanes Wendell B. Colson, Marjorie G. Harper, Daniel M. Fogarty, Ralph G. Jelic, Kristi K. Kopecky 2016-10-25
9458663 Process and system for manufacturing a roller blind Wendell B. Colson, Paul G. Swiszcz, Michael Robert Stanczyk 2016-10-04
9416587 Unitary assembly for an architectural fenestration, providing dynamic solar heat gain control Wendell B. Colson, Daniel M. Fogarty 2016-08-16
9328553 Retractable shade with collapsible vanes Wendell B. Colson, Marjorie G. Harper, Daniel M. Fogarty, Ralph G. Jelic, Kristi K. Kopecky 2016-05-03
8944134 Apparatus and method for making a window covering having operable vanes Eugene M. Ballard, Jr., Wendell B. Colson, Kevin M. Dann, Daniel M. Fogarty, Marjorie G. Harper +4 more 2015-02-03
8944133 Retractable shade with collapsible vanes Wendell B. Colson, Marjorie G. Harper, Daniel M. Fogarty, Ralph G. Jelic, Kristi K. Kopecky 2015-02-03
8607838 Retractable shade with collapsible vanes Wendell B. Colson, Marjorie G. Harper, Daniel M. Fogarty, Ralph G. Jelic, Kristi K. Kopecky 2013-12-17
8528615 Nonwoven fabric and method and apparatus for manufacturing same Wendell B. Colson, Paul G. Swiszcz 2013-09-10
8393080 Method for making a window covering having operable vanes Eugene M. Ballard, Jr., Wendell B. Colson, Kevin M. Dann, Daniel M. Fogarty, Marjorie G. Harper +4 more 2013-03-12
8171640 Apparatus and method for making a window covering having operable vanes Wendell B. Colson, Daniel M. Fogarty, Kevin M. Dann, Joseph E. Kovach 2012-05-08
8151857 Retractable shade with collapsible vanes Wendell B. Colson, Marjorie G. Harper, Daniel M. Fogarty, Ralph G. Jelic, Kristi K. Kopecky 2012-04-10
8057616 Nonwoven fabric and method and apparatus for manufacturing same Wendell B. Colson, Paul G. Swiszcz 2011-11-15
7699954 Nonwoven fabric and method and apparatus for manufacturing same Wendell B. Colson, Paul G. Swiszcz 2010-04-20
7588068 Retractable shade with collapsible vanes Wendell B. Colson, Marjorie G. Harper, Daniel M. Fogarty, Ralph G. Jelic, Kristi K. Kopecky 2009-09-15
7311798 Apparatus for manufacturing an adjustable covering for architectural openings Wendell B. Colson 2007-12-25
7260873 Method of setting up a beam winder Wendell B. Colson 2007-08-28
7234212 Method of winding a beam Wendell B. Colson 2007-06-26