Inventor

David Walker

Inventor

Lane Cove, AU

Overview

1976–2021

Patent span

Human necessities

Primary field (CPC A)

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

A61Nprimary

A61NElectrotherapy38%

G06FElectric digital data processing15%

H01QAntennas, i.e. radio aerials15%

Y10TTechnical subjects covered by former us classification15%

B65HHandling thin or filamentary material, e.g. sheets, webs, cables8%

H04LTransmission of digital information, e.g. telegraphic communication8%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1976Based in Maynard, AR, US· patent location history

2011–2021Patents assigned to COCHLEAR LTD (7)· patent assignee history

2011–2021Based in Lane Cove, AU· patent location history

2012–2015Patents assigned to WALKER DAVID (3)· patent assignee history

2012–2015Patents assigned to GIBSON PETER (2)· patent assignee history

2012–2015Patents assigned to LEIGH ROGER (2)· patent assignee history

2012Based in David, AU· patent location history

2021Patents assigned to AMAZON TECH INC (2)· patent assignee history

2021Based in Old Basing, GB· patent location history

2021Based in Irvine, CA, US· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations