Inventor
MASON CHRISTOPHER W
US34 patents
Patents
34 patentsUS6584894B1Jul 1, 2003
Method and apparatus for marking items of varied shapes
NIBCO25 citations92
US5943957AAug 31, 1999
Method and device for in-mold pad printing
NIBCO32 citations92
US11408153B1Aug 9, 2022
Multi-port transition tee drain valve
NIBCO7 citations85
US10240698B2Mar 26, 2019
Crimp connection with one or more crimping elements
NIBCO5 citations79
US11421791B2Aug 23, 2022
Tee union ball drain valve
NIBCO2 citations73
US10895338B2Jan 19, 2021
Enhanced end design for tubular press connections
NIBCO2 citations71
US10865914B2Dec 15, 2020
High temperature leak prevention for piping components and connections
NIBCO3 citations71
US10823316B2Nov 3, 2020
Piping connections and connection sockets
NIBCO4 citations71
US11466802B2Oct 11, 2022
Support ring for tubular press connections and fittings
NIBCO2 citations70
US11359729B1Jun 14, 2022
3-way T-flow ball drain valve
NIBCO4 citations70
US11802625B2Oct 31, 2023
Ball drain wye strainer valve assembly
NIBCO2 citations68
US12303811B2May 20, 2025
Water sediment filter assembly
NIBCO1 citations64
US12281803B2Apr 22, 2025
Boiler pressure relief valve and automatic air vent isolation assembly
NIBCO1 citations64
US12209758B2Jan 28, 2025
Hydronic expansion tank assembly
NIBCO1 citations64
US12203566B2Jan 21, 2025
Isolation service valve assembly for motorized zone valves
NIBCO1 citations64
US12473989B2Nov 18, 2025
Serviceable swing check valve with integrated strainer and removable drain
NIBCO0 citations62
US12326264B2Jun 10, 2025
Hydronic expansion tank assembly
NIBCO0 citations62
US12140236B2Nov 12, 2024
Dual union drain valve with reversible check inserts
NIBCO1 citations62
US12066196B2Aug 20, 2024
Hydronic expansion tank assembly
NIBCO1 citations62
US11913569B1Feb 27, 2024
Serviceable ball check valve
NIBCO1 citations62
US11898643B1Feb 13, 2024
Dual union ball drain valve with T-flow adjustability
NIBCO1 citations62
US12281712B2Apr 22, 2025
Boiler pressure relief valve and automatic air vent isolation assembly
NIBCO1 citations61
US12038106B2Jul 16, 2024
Piping connections and connection sockets
NIBCO0 citations60
US11708922B2Jul 25, 2023
Piping connections and connection sockets
NIBCO0 citations60
US10955074B2Mar 23, 2021
Threaded pipe connections and sockets for making the same in situ
NIBCO1 citations60
USD1110471SJan 27, 2026
L-ball union drain valve
NIBCO0 citations59
US12209757B2Jan 28, 2025
Expansion tank service valve assembly
NIBCO0 citations58
US11873999B2Jan 16, 2024
Expansion tank service valve assembly
NIBCO0 citations58
US12312261B2May 27, 2025
Magnetic water filter assembly
NIBCO0 citations52
US11566721B2Jan 31, 2023
Dielectric union ball valve
NIBCO0 citations52
US11707705B2Jul 25, 2023
Multi-function hydraulic separator
NIBCO0 citations50
US11624467B2Apr 11, 2023
Fusion outlet isolation valve with thermoplastic overmolding
NIBCO0 citations50
US11725747B1Aug 15, 2023
Water arrestor valve assembly
NIBCO0 citations49
US10544888B2Jan 28, 2020
Crimp connection with one or more crimping elements
NIBCO0 citations48