Inventor
Willi Ulrich
Inventor
Aalen, DE
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus50%
A61FFilters implantable into blood vessels17%
B23KSoldering or unsoldering17%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices17%
PatentTitleYear
7,149,030'Diffractive optical element and also optical arrangement comprising a diffractive optical element'20066,728,036'Diffractive optical element and also optical arrangement comprising a diffractive optical element'20046,424,471'Catadioptric objective with physical beam splitter'20025,475,197'Process and apparatus for the ablation of a surface'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995–2002Patents assigned to ZEISS STIFTUNG (2)· patent assignee history
1995–2006Based in Aalen, DE· patent location history
2002Based in Aalen-Dewangen, DE· patent location history
2004Patents assigned to ZEISS CARL SEMICONDUCTOR MFG (1)· patent assignee history
2006Patents assigned to ZEISS CARL SMT AG (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ZEISS STIFTUNG | 2 | 1995–2002 |
| ZEISS CARL SEMICONDUCTOR MFG | 1 | 2004 |
| ZEISS CARL SMT AG | 1 | 2006 |
Locations
| Location | Patents | Span |
|---|---|---|
| Aalen, DE | 3 | 1995–2006 |
| Aalen-Dewangen, DE | 1 | 2002 |