Inventor
David Crowell Emery
Inventor
York, ME, US
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B41Fprimary
B41FPrinting machines or presses50%
B41PIndexing scheme relating to printing, lining machines, typewriters, and to stamps25%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables19%
Y10TTechnical subjects covered by former us classification6%
PatentTitleYear
6,691,617'Apparatus for selectively cleaning a printing press cylinder'20046,647,876'Mechanism for actuating the throw-off of cylinders using eccentric boxes'20036,398,009'Sheet conveyance device with diverter for modules'20026,386,103'Blanket tube removal device'20026,371,025'Apparatus and method for cleaning a tubular printing blanket'20026,131,513'Printing press with simple lock-up plate cylinder'20006,044,958'Sheet conveyance device with diverter for modules'20005,983,794'Imprinter printing unit for a web rotary printing press'19995,879,004'Method and apparatus for corrugating a flat material'19995,216,952'Brush-type dampening unit in a rotary printing machine'19934,854,234'Ink fountain closure system'1989Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1989Patents assigned to HARRIS GRAPHICS CORP (1)· patent assignee history
1989–2004Based in York, ME, US· patent location history
1993Patents assigned to HEIDELBERG HARRIS GMBH (1)· patent assignee history
1999–2004Patents assigned to HEIDELBERGER DRUCKMASCH AG (9)· patent assignee history
1999Patents assigned to HEIDELBERG HARRIS INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HEIDELBERGER DRUCKMASCH AG | 9 | 1999–2004 |
| HARRIS GRAPHICS CORP | 1 | 1989 |
| HEIDELBERG HARRIS GMBH | 1 | 1993 |
| HEIDELBERG HARRIS INC | 1 | 1999 |
Locations
| Location | Patents | Span |
|---|---|---|
| York, ME, US | 11 | 1989–2004 |