Inventor
HAN JOSEPH
US30 patents
⚠️ This page may combine multiple inventors who share the name “HAN JOSEPH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FLUIDMASTER
12 patentsUS6604249B2Aug 12, 2003
Advanced dual-flush valve
FLUIDMASTER24 citations90
US6442772B2Sep 3, 2002
Advanced dual-flush valve
FLUIDMASTER33 citations90
US7559337B2Jul 14, 2009
Retractable float for a ballcock valve
FLUIDMASTER7 citations74
US7900290B2Mar 8, 2011
Dual flush refill device
FLUIDMASTER2 citations63
US11746922B2Sep 5, 2023
Pneumatic lost motion/binary device system and method
FLUIDMASTER0 citations62
US11713817B2Aug 1, 2023
Balanced activation force and bistable valve system and method
FLUIDMASTER0 citations62
US11391391B2Jul 19, 2022
Discharge valve system and method
FLUIDMASTER1 citations62
US11125353B2Sep 21, 2021
Pneumatic lost motion/binary device system and method
FLUIDMASTER1 citations62
US12428827B2Sep 30, 2025
Omni configured flapper systems for various flush valve sizes and methods of retrofit
FLUIDMASTER0 citations56
US10767766B2Sep 8, 2020
Discharge valve system and method
FLUIDMASTER0 citations52
US9650772B2May 16, 2017
Float lock for a flush valve reservoir
FLUIDMASTER1 citations47
US9540798B2Jan 10, 2017
Drain lock for a flush valve reservoir
FLUIDMASTER0 citations41
QUANTUMSCAPE CORP
11 patentsUS9543564B2Jan 10, 2017
Protective coatings for conversion material cathodes
QUANTUMSCAPE CORP13 citations91
US9692039B2Jun 27, 2017
Nanostructured materials for electrochemical conversion reactions
QUANTUMSCAPE CORP6 citations84
US9640793B2May 2, 2017
Nanostructured materials for electrochemical conversion reactions
QUANTUMSCAPE CORP8 citations84
US9246158B2Jan 26, 2016
Nanostructured materials for electrochemical conversion reactions
QUANTUMSCAPE CORP8 citations84
US9087645B2Jul 21, 2015
Solid state energy storage devices
QUANTUMSCAPE CORP12 citations84
US10008736B2Jun 26, 2018
Method for forming and processing antiperovskite material doped with aluminum material
QUANTUMSCAPE CORP18 citations83
US9786905B2Oct 10, 2017
Iron, fluorine, sulfur compounds for battery cell cathodes
QUANTUMSCAPE CORP5 citations73
US10116003B2Oct 30, 2018
Metal sulfide anolytes for electrochemical cells
QUANTUMSCAPE CORP4 citations72
US10511012B2Dec 17, 2019
Protective coatings for conversion material cathodes
QUANTUMSCAPE CORP2 citations71
US9859560B2Jan 2, 2018
Electrode materials with mixed particle sizes
QUANTUMSCAPE CORP3 citations70
US9293255B2Mar 22, 2016
Solid state energy storage devices
QUANTUMSCAPE CORP0 citations52