Inventor
Joel C. Hern
Inventor
Rollinsford, NH, US
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B41Fprimary
B41FPrinting machines or presses55%
B41PIndexing scheme relating to printing, lining machines, typewriters, and to stamps36%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables9%
PatentTitleYear
5,546,859'Device for presetting a cut-off register in a folder of a web-fed printing press'19965,415,092'Device for presetting a cut-off register in a folder of a web-fed printing press'19955,325,774'Ribbon path indicator system'19945,289,770'Device for presetting a cut-off register in a folder of a web-fed printing press'19945,159,878'System for moving a plate cylinder relative to a blanket cylinder'19924,953,461'System for continuously rotating plate a blanket cylinders at relatively different surface speeds'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990Patents assigned to HARRIS GRAPHICS CORP (1)· patent assignee history
1990Based in Dover, NH, US· patent location history
1992Patents assigned to HEIDELBERG HARRIS INC (1)· patent assignee history
1992–1996Based in Rollinsford, NH, US· patent location history
1994–1996Patents assigned to HEIDELBERG HARRIS GMBH (3)· patent assignee history
1994Patents assigned to HEIDELBERGER DRUCKMASCH AG (1)· patent assignee history
1994Based in Rollingsford, NH, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HEIDELBERG HARRIS GMBH | 3 | 1994–1996 |
| HARRIS GRAPHICS CORP | 1 | 1990 |
| HEIDELBERG HARRIS INC | 1 | 1992 |
| HEIDELBERGER DRUCKMASCH AG | 1 | 1994 |
Locations
| Location | Patents | Span |
|---|---|---|
| Rollinsford, NH, US | 4 | 1992–1996 |
| Rollingsford, NH, US | 1 | 1994 |
| Dover, NH, US | 1 | 1990 |