Inventor
BLACKBURN DAVID R
US21 patents
⚠️ This page may combine multiple inventors who share the name “BLACKBURN DAVID R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UNITED STATES GYPSUM CO
15 patentsUS7767019B2Aug 3, 2010
Gypsum products utilizing a two-repeating unit dispersant and a method for making them
UNITED STATES GYPSUM CO56 citations97
US7932308B2Apr 26, 2011
Modifiers for gypsum slurries and method of using them
UNITED STATES GYPSUM CO17 citations92
US7776461B2Aug 17, 2010
Gypsum products utilizing a two-repeating unit dispersant and a method for making them
UNITED STATES GYPSUM CO19 citations92
US7776462B2Aug 17, 2010
Gypsum products utilizing a two-repeating unit dispersant and a method of making them
UNITED STATES GYPSUM CO24 citations92
US7637996B2Dec 29, 2009
Gypsum products utilizing a two-repeating unit dispersant and a method for making them
UNITED STATES GYPSUM CO25 citations92
US7608347B2Oct 27, 2009
Modifiers for gypsum slurries and method of using them
UNITED STATES GYPSUM CO17 citations92
US7572329B2Aug 11, 2009
Method of making a gypsum slurry with modifiers and dispersants
UNITED STATES GYPSUM CO47 citations92
US7572328B2Aug 11, 2009
Fast drying gypsum products
UNITED STATES GYPSUM CO25 citations91
US8801852B2Aug 12, 2014
Additives in gypsum slurries and adjusting their proportions
UNITED STATES GYPSUM CO21 citations90
US7544242B2Jun 9, 2009
Effective use of dispersants in wallboard containing foam
UNITED STATES GYPSUM CO27 citations89
US10399898B2Sep 3, 2019
Hydrophobic finish compositions with extended flow time retention and building products made thereof
UNITED STATES GYPSUM CO5 citations82
US7601214B2Oct 13, 2009
Modified landplaster as a wallboard filler
UNITED STATES GYPSUM CO2 citations63
US9410058B2Aug 9, 2016
Compositions and methods for water-resistant gypsum fiber products
UNITED STATES GYPSUM CO2 citations62
US11674317B2Jun 13, 2023
Apparatus and process with a vibratory angled plate and/or fixed horizontal plate for forming fiber-reinforced cementitious panels with controlled thickness
UNITED STATES GYPSUM CO1 citations53
US10207475B2Feb 19, 2019
Mat-faced board
UNITED STATES GYPSUM CO1 citations53
BLACKBURN DAVID R
3 patentsUS8088218B2Jan 3, 2012
Foamed slurry and building panel made therefrom
BLACKBURN DAVID R50 citations92
US8142915B2Mar 27, 2012
Foamed slurry and building panel made therefrom
BLACKBURN DAVID R26 citations90
US9328025B2May 3, 2016
Effective use of melamine sulfonate condensate dispersants in wallboard containing foam
BLACKBURN DAVID R6 citations72