Inventor
NELSON GRANT LEIGH
NZ17 patents
⚠️ This page may combine multiple inventors who share the name “NELSON GRANT LEIGH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FISHER & PAYKEL HEALTHCARE LTD
12 patentsUS11819612B2Nov 21, 2023
Respiratory mask system
FISHER & PAYKEL HEALTHCARE LTD6 citations85
US11826509B2Nov 28, 2023
Respiratory user interface
FISHER & PAYKEL HEALTHCARE LTD3 citations72
US12186489B2Jan 7, 2025
Patient interface and a speech valve therefor
FISHER & PAYKEL HEALTHCARE LTD2 citations71
US11931516B2Mar 19, 2024
Patient interface with convertible connector
FISHER & PAYKEL HEALTHCARE LTD2 citations71
US11878124B2Jan 23, 2024
Patient interface and a speech valve therefor
FISHER & PAYKEL HEALTHCARE LTD3 citations71
US11235123B2Feb 1, 2022
Pressure regulating valve
FISHER & PAYKEL HEALTHCARE LTD4 citations71
US12171943B2Dec 24, 2024
Respiratory mask system
FISHER & PAYKEL HEALTHCARE LTD0 citations62
US12478755B2Nov 25, 2025
Patient interface with convertible connector
FISHER & PAYKEL HEALTHCARE LTD0 citations61
US12102771B2Oct 1, 2024
Pressure regulating valve
FISHER & PAYKEL HEALTHCARE LTD0 citations61
US12005193B2Jun 11, 2024
Conduit connector assembly of a patient interface, an anti-asphyxia valve for a conduit connector assembly and a connector
FISHER & PAYKEL HEALTHCARE LTD1 citations61
US12551652B2Feb 17, 2026
System and method for non-invasive ventilation
FISHER & PAYKEL HEALTHCARE LTD0 citations58
US12337118B2Jun 24, 2025
System and method for non-invasive ventilation
FISHER & PAYKEL HEALTHCARE LTD0 citations58