Inventor
MYERS DAVID F
US29 patents
⚠️ This page may combine multiple inventors who share the name “MYERS DAVID F”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GRACE W R & CO
13 patentsUS6800129B2Oct 5, 2004
High solids pumpable cement additives
GRACE W R & CO100 citations97
US5084103AJan 28, 1992
Strength enhancing additive for certain portland cements
GRACE W R & CO78 citations96
US5017234AMay 21, 1991
Processing additives for blended cements
GRACE W R & CO55 citations96
US4990190AFeb 5, 1991
Strength enhancing additive for certain portland cements
GRACE W R & CO57 citations96
US6997045B2Feb 14, 2006
Rheomixer device
GRACE W R & CO52 citations93
US5156679AOct 20, 1992
Air-detrainer for hydraulic cement compositions
GRACE W R & CO46 citations92
US4943323AJul 24, 1990
Processing additives for blended cements
GRACE W R & CO42 citations92
US5348583ASep 20, 1994
Hydraulic cement set-accelerating admixtures incorporating glycols
GRACE W R & CO39 citations91
US5326397AJul 5, 1994
Low shrinkage cement composition
GRACE W R & CO26 citations90
US5326396AJul 5, 1994
Low shrinkage cement composition
GRACE W R & CO29 citations90
US7021123B2Apr 4, 2006
Rheological and calorimetric testing method
GRACE W R & CO31 citations89
US5203512AApr 20, 1993
Processing additive for high-pressure roll press process of forming finish grind cement
GRACE W R & CO13 citations72
US6816791B2Nov 9, 2004
Assay methods for hydratable cementitious compositions
GRACE W R & CO8 citations70
LEWIS SAMUEL J
8 patentsUS8143198B2Mar 27, 2012
Radiation-induced triggering for set-on-command compositions
LEWIS SAMUEL J18 citations91
US8459355B2Jun 11, 2013
Radiation-induced triggering for set-on-command compositions and methods of use
LEWIS SAMUEL J8 citations82
US8245783B2Aug 21, 2012
Radiation-induced triggering for set-on-command compositions and methods of use
LEWIS SAMUEL J13 citations82
US8162057B2Apr 24, 2012
Radiation-induced thickening for set-on-command sealant compositions and methods of use
LEWIS SAMUEL J13 citations82
US8684082B2Apr 1, 2014
Radiation-induced thickening for set-on-command sealant compositions and methods of use
LEWIS SAMUEL J2 citations60
US8662174B2Mar 4, 2014
Radiation-induced thickening and radiation-induced triggering for set-on-command sealant compositions and methods of use
LEWIS SAMUEL J3 citations60
US8651186B2Feb 18, 2014
Radiation-induced triggering for set-on-command sealant compositions and methods of use
LEWIS SAMUEL J2 citations60
US8138128B2Mar 20, 2012
Radiation-induced thickening for set-on-command sealant compositions
LEWIS SAMUEL J3 citations59
GCP APPLIED TECH INC
5 patentsUS12509393B2Dec 30, 2025
Cement production
GCP APPLIED TECH INC0 citations59
US12448327B2Oct 21, 2025
Cement production
GCP APPLIED TECH INC0 citations59
US11254611B2Feb 22, 2022
Cement production
GCP APPLIED TECH INC0 citations59
US12049023B2Jul 30, 2024
Instrument for direct measurement of air content in a liquid using a resonant electroacoustic transducer
GCP APPLIED TECH INC1 citations58
US11684929B2Jun 27, 2023
Grinding stabilizing additive for vertical roller mills
GCP APPLIED TECH INC1 citations55