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Inventor

Seshadri Ramaswamy

Inventor
Lexington, MA, US

Overview

3→
Patents
1990–2014
Patent span
Physics
Primary field (CPC G)

Patents· 3 as inventor

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

G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer75%
Y10TTechnical subjects covered by former us classification25%
PatentTitleYear
8,675,299'Head radial positioning over contact-start-stop zone during spin-up/spin-down of disk'20145,267,112'Thin film read/write head for minimizing erase fringing and method of making the same'19934,970,616'Recording head to minimize undershoots in readback pulses'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–1993Patents assigned to DIGITAL EQUIPMENT CORP (2)· patent assignee history
1990Based in Sudbury, MA, US· patent location history
1993Based in Winchester, MA, US· patent location history
2014Patents assigned to BARTELS PHILIP JOHN (1)· patent assignee history
2014Patents assigned to KAISER GEOFFREY WAYNE (1)· patent assignee history
2014Patents assigned to MARTIN JAMES FAY (1)· patent assignee history
2014Patents assigned to RAMASWAMY SESHADRI (1)· patent assignee history
2014Based in Lexington, MA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DIGITAL EQUIPMENT CORP21990–1993
BARTELS PHILIP JOHN12014
KAISER GEOFFREY WAYNE12014
MARTIN JAMES FAY12014
RAMASWAMY SESHADRIself12014
Locations
LocationPatentsSpan
Lexington, Massachusetts, US12014
Winchester, Massachusetts, US11993
Sudbury, Massachusetts, US11990