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Inventor

David Lipschutz

Inventor
Lexington, MA, US

Overview

16→
Patents
1988–2016
Patent span
Physics
Primary field (CPC G)

Patents· 16 as inventor

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

H04Lprimary
H04LTransmission of digital information, e.g. telegraphic communication32%
G01SRadio direction-finding24%
G10KSound-producing devices12%
G01PMeasuring linear or angular speed, acceleration, deceleration, or shock8%
A61BDiagnosis4%
G01NInvestigating or analysing materials by determining their chemical or physical properties4%
H01QAntennas, i.e. radio aerials4%
H03MCoding4%
H04QSelecting4%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%
PatentTitleYear
9,444,731'Methods and systems for data packet routing'20168,428,055'Scalable central memory switching fabric'20138,077,727'Processing of partial frames and partial superframes'20117,903,644'Scalable central memory switching fabric'20117,593,330'Processing of partial frames and partial superframes'20097,577,133'Scalable central memory switching fabric'20096,205,149'Quality of service control mechanism and apparatus'20015,978,951'High speed cache management unit for use in a bridge/router'19995,469,851'Time multiplexed digital ultrasound beamformer'19955,345,426'Delay interpolator for digital phased array ultrasound beamformers'19945,224,483'Adaptive contrast enhancement for scanned ultrasonic image'19935,068,833'Dynamic control circuit for multichannel system'19914,949,259'Delay coefficient generator for accumulators'19904,827,942'Flow map apparatus'19894,790,323'Flow imaging detector'19884,761,740'Combined color flow map and monochrome image'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988–1995Patents assigned to HEWLETT PACKARD CO (8)· patent assignee history
1988–2016Based in Lexington, MA, US· patent location history
1999–2001Patents assigned to 3COM CORP (2)· patent assignee history
2009–2013Patents assigned to JUNIPER NETWORKS INC (5)· patent assignee history
2011–2013Patents assigned to LIPSCHUTZ DAVID (2)· patent assignee history
2013Patents assigned to CARNEY JOHN C (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HEWLETT PACKARD CO81988–1995
JUNIPER NETWORKS INC52009–2013
3COM CORP21999–2001
LIPSCHUTZ DAVIDself22011–2013
CARNEY JOHN C12013
Locations
LocationPatentsSpan
Lexington, Massachusetts, US161988–2016