LexDanaLexDanabeta
Inventor

Puqing Zhang

Inventor
Auckland, NZ

Overview

5→
Patents
2015–2020
Patent span
Human necessities
Primary field (CPC A)

Patents· 5 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 body33%
A61BDiagnosis25%
F16LPipes25%
A44BButtons, pins, buckles, slide fasteners, or the like8%
LOC248%
PatentTitleYear
10,688,268Locking tube clip202010,238,828Nasal cannula, conduit and securement system201910,195,387Locking tube clip20199,919,125'Locking tube clip'2018D0724720'Cannula'2015

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2015–2020Patents assigned to FISHER & PAYKEL HEALTHCARE LTD (5)· patent assignee history
2015–2019Patents assigned to DUTHIE NEIL GRAY (2)· patent assignee history
2015–2019Patents assigned to GULLIVER LAURENCE (2)· patent assignee history
2015–2019Patents assigned to HOPKINS CAROLINE GERALDINE (2)· patent assignee history
2015–2019Patents assigned to IRVING CHARLES WILLIAM DOUGLAS (2)· patent assignee history
2015–2020Based in Auckland, NZ· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FISHER & PAYKEL HEALTHCARE LTD52015–2020
DUTHIE NEIL GRAY22015–2019
GULLIVER LAURENCE22015–2019
HOPKINS CAROLINE GERALDINE22015–2019
IRVING CHARLES WILLIAM DOUGLAS22015–2019
Locations
LocationPatentsSpan
Auckland, NZ52015–2020