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Inventor

Andre T. Debaudringhien

Inventor
Norwalk, CT, US

Overview

5→
Patents
1976–1987
Patent span
Physics
Primary field (CPC G)

Patents· 5 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 transducer50%
F16DCouplings for transmitting rotation13%
G01DMeasuring not specially adapted for a specific variable13%
H04NPictorial communication, e.g. television13%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
PatentTitleYear
4,692,825'One-way clutch assembly with pawl and ratchet'19874,470,561'Tape recorder slip clutch'19844,092,685'Cassette changer apparatus having priority eject'19784,071,857'Cassette changer apparatus'19783,973,264'Stylus assembly for facsimile receiver'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976Patents assigned to GRAPHIC SCIENCES INC (1)· patent assignee history
1976Based in Stamford, CT, US· patent location history
1978–1987Patents assigned to DICTAPHONE CORP (3)· patent assignee history
1978Based in Bridgeport, CT, US· patent location history
1984Patents assigned to PITNEY BOWES INC (1)· patent assignee history
1984–1987Based in Norwalk, CT, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DICTAPHONE CORP31978–1987
GRAPHIC SCIENCES INC11976
PITNEY BOWES INC11984
Locations
LocationPatentsSpan
Norwalk, CT, US21984–1987
Bridgeport, CT, US21978
Stamford, CT, US11976