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Inventor

Michael M. Choy

Inventor
Taiwan, TW

Overview

3→
Patents
1992–1998
Patent span
Electricity
Primary field (CPC H)

Patents· 3 as inventor

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

H04Jprimary
H04JMultiplex communication60%
H04BTransmission40%
PatentTitleYear
5,825,949'Optical wavelength division multiplexer for coupling to data sources and sinks, wherein at least two data sources and sinks operate with different communication protocols'19985,487,120'Optical wavelength division multiplexer for high speed, protocol-independent serial data sources'19965,173,794'Wavelength division multiplexing using a tunable acousto-optic filter'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992Patents assigned to BELL COMMUNICATIONS RES (1)· patent assignee history
1992Based in Westfield, NJ, US· patent location history
1996–1998Patents assigned to IBM (2)· patent assignee history
1996Based in Hsinchu, TW· patent location history
1998Based in Taiwan, TW· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
IBM21996–1998
BELL COMMUNICATIONS RES11992
Locations
LocationPatentsSpan
Taiwan, TW11998
Hsinchu, TW11996
Westfield, New Jersey, US11992