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Inventor

Joseph P. Ku

Inventor
Foster City, CA, US

Overview

5→
Patents
1978–2006
Patent span
Performing operations
Primary field (CPC B)

Patents· 5 as inventor

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

B41Jprimary
B41JTypewriters67%
G06KGraphical data reading17%
LOC2317%
PatentTitleYear
D0527448'Air deodorizer'20065,506,609'Minimizing color bleed while maximizing throughput for color printing'19964,240,756'Optimized wire matrix impact print head'19804,091,913'Printing apparatus with printing material non-motion detector'19784,079,824'Double speed dot matrix printhead'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978Patents assigned to XEROX CORP (2)· patent assignee history
1978–1996Based in Foster City, CA, US· patent location history
1980–2006Patents assigned to KU JOSEPH P (2)· patent assignee history
1980Patents assigned to TREZISE RICHARD D (1)· patent assignee history
1996Patents assigned to APPLE COMPUTER (1)· patent assignee history
2006Based in Castro Valley, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KU JOSEPH Pself21980–2006
XEROX CORP21978
APPLE COMPUTER11996
TREZISE RICHARD D11980
Locations
LocationPatentsSpan
Foster City, California, US41978–1996
Castro Valley, California, US12006