Inventor
David Fraser Wixey
Inventor
Auckland, NZ
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Mprimary
A61MDevices for introducing media into, or onto, the body53%
G01FMeasuring volume, volume flow, mass flow or liquid level18%
G05DSystems for controlling or regulating non-electric variables18%
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure6%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%
PatentTitleYear
10,130,787Humidity controller20189,186,477'Humidity controller'20158,636,002'Humidifier with internal heating element and heater plate'20147,962,018'Humidity controller'20117,681,575'Breathing assistance apparatus'20107,478,635'Breathing assistance apparatus'20097,308,895'Breathing assistance apparatus'20076,520,021'Pressure measuring device'20036,398,197'Water chamber'2002Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2002–2003Patents assigned to FISHER & PAYKEL (2)· patent assignee history
2002–2018Based in Auckland, NZ· patent location history
2007–2018Patents assigned to FISHER & PAYKEL HEALTHCARE LTD (7)· patent assignee history
2014Patents assigned to LO RAYMOND KA YAU (1)· patent assignee history
2014Patents assigned to MAKINSON IAN DOUGLAS (1)· patent assignee history
2015Patents assigned to HUNT PETER JOHN (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FISHER & PAYKEL HEALTHCARE LTD | 7 | 2007–2018 |
| FISHER & PAYKEL | 2 | 2002–2003 |
| HUNT PETER JOHN | 1 | 2015 |
| LO RAYMOND KA YAU | 1 | 2014 |
| MAKINSON IAN DOUGLAS | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Auckland, NZ | 9 | 2002–2018 |