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Inventor

Harold W. Workman

Inventor
Cedar Rapids, IA, US

Overview

4→
Patents
1979–2015
Patent span
Electricity
Primary field (CPC H)

Patents· 4 as inventor

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

H04Qprimary
H04QSelecting33%
G06FElectric digital data processing17%
H04LTransmission of digital information, e.g. telegraphic communication17%
H04MTelephonic communication17%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests17%
PatentTitleYear
8,959,127'Hand held device with memory for calculating split times'20154,881,261'Method for predictive pacing of calls in a calling system'19894,228,535'Dual TDM switching apparatus'19804,136,258'Transition encoding apparatus'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979–1989Patents assigned to ROCKWELL INTERNATIONAL CORP (3)· patent assignee history
1979–1980Based in Cedar Rapids, IA, US· patent location history
1989Based in Naperville, IL, US· patent location history
2015Patents assigned to WORKMAN JR HAROLD (1)· patent assignee history
2015Based in Clyde, OH, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ROCKWELL INTERNATIONAL CORP31979–1989
WORKMAN JR HAROLDself12015
Locations
LocationPatentsSpan
Cedar Rapids, IA, US21979–1980
Clyde, OH, US12015
Naperville, Illinois, US11989