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Inventor

Douglas K. Ahern

Inventor
Rochester, NY, US

Overview

4→
Patents
1981–1987
Patent span
Physics
Primary field (CPC G)

Patents· 4 as inventor

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

B65Hprimary
B65HHandling thin or filamentary material, e.g. sheets, webs, cables40%
G03GElectrography40%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them20%
PatentTitleYear
4,714,939'Electrographic reproduction apparatus'19874,575,222'Apparatus for accurately forming color-corrected electrographic images'19864,412,738'Vacuum document feeder'19834,256,298'Self-compensating registration mechanism'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981–1987Patents assigned to EASTMAN KODAK CO (4)· patent assignee history
1981–1983Based in Penfield, NY, US· patent location history
1986–1987Based in Rochester, NY, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
EASTMAN KODAK CO41981–1987
Locations
LocationPatentsSpan
Rochester, New York, US21986–1987
Penfield, New York, US21981–1983