Inventor

David W. Tank

Inventor

Princeton, NJ, US

Overview

1988–2021

Patent span

Physics

Primary field (CPC G)

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

G02Bprimary

G02BOptical elements, systems or apparatus20%

B01LChemical or physical laboratory apparatus for general use10%

B05CApparatus for applying fluent materials to surfaces, in general10%

B62BHand-propelled vehicles, e.g. hand carts or perambulators10%

G06JHybrid computing arrangements10%

G06NComputing arrangements based on specific computational models10%

G10LSpeech analysis techniques or speech synthesis10%

H03MCoding10%

Y10TTechnical subjects covered by former us classification10%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1988–1990Patents assigned to AMERICAN TELEPHONE & TELEGRAPH (2)· patent assignee history

1988Patents assigned to CALIF INST OF TECHNOLOGY (1)· patent assignee history

1988Based in Summit, NJ, US· patent location history

1990Based in Maplewood, NJ, US· patent location history

1999–2005Patents assigned to LUCENT TECHNOLOGIES INC (3)· patent assignee history

1999Based in Morristown, NJ, US· patent location history

2005Based in Princeton, NJ, US· patent location history

2021Patents assigned to OVERHEAD DOOR CORP (1)· patent assignee history

2021Based in Wood River, NE, US· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
LUCENT TECHNOLOGIES INC	3	1999–2005
AMERICAN TELEPHONE & TELEGRAPH	2	1988–1990
CALIF INST OF TECHNOLOGY	1	1988
OVERHEAD DOOR CORP	1	2021

Locations