Inventor

David William Dupuis

Inventor
Dover, NH, US

Overview

1→
Patents
1998
Patent span
Performing operations
Primary field (CPC B)

Patents· 1 as inventor

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

B41Fprimary
B41FPrinting machines or presses33%
B41PIndexing scheme relating to printing, lining machines, typewriters, and to stamps33%
Y10TTechnical subjects covered by former us classification33%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998Patents assigned to HEIDELBERG HARRIS INC (1)· patent assignee history
1998Patents assigned to HEIDELBERGER DRUCKMASCH AG (1)· patent assignee history
1998Based in Dover, NH, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HEIDELBERG HARRIS INC11998
HEIDELBERGER DRUCKMASCH AG11998
Locations
LocationPatentsSpan
Dover, NH, US11998