Inventor
Wolfgang Boppel
Inventor
Preetz, DE
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B23Kprimary
B23KSoldering or unsoldering22%
B21BRolling of metal17%
B41CProcesses for the manufacture or reproduction of printing surfaces17%
C21DModifying the physical structure of ferrous metals17%
B44BMachines, apparatus or tools for artistic work, e.g. for sculpturing, guilloching, carving, branding, inlaying11%
H01JElectric discharge tubes or discharge lamps11%
H04NPictorial communication, e.g. television6%
PatentTitleYear
5,459,297'Method and apparatus for manufacturing a texture drum'19955,438,179'Method and apparatus for manufacturing texture drums'19955,324,912'Method and apparatus for manufacturing a texture drum'19944,549,067'Method for checking printing form surfaces engraved by means of an electron beam'19854,546,232'Method for the topically precise subsequent engraving of printing cylinders'19854,467,205'Highly-steady beam generating for charged particles'19844,393,295'Apparatus and method for engraving with an electron beam'1983Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1983–1985Patents assigned to HELL RUDOLF ING GMBH (2)· patent assignee history
1983–1995Based in Preetz, DE· patent location history
1984–1985Patents assigned to HELL RUDOLF DR ING GMBH (2)· patent assignee history
1994–1995Patents assigned to HELL AG LINOTYPE (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HELL AG LINOTYPE | 3 | 1994–1995 |
| HELL RUDOLF DR ING GMBH | 2 | 1984–1985 |
| HELL RUDOLF ING GMBH | 2 | 1983–1985 |
Locations
| Location | Patents | Span |
|---|---|---|
| Preetz, DE | 7 | 1983–1995 |