Inventor
Alexander Gratzke
Inventor
Jena, DE
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G09Gprimary
G09GArrangements or circuits for control of indicating devices using static means to present variable information25%
H04NPictorial communication, e.g. television25%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them13%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices13%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light13%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1013%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2016Patents assigned to ZEISS CARL SMT GMBH (1)· patent assignee history
2016–2020Based in Jena, DE· patent location history
2017Patents assigned to ZEISS CARL AG (1)· patent assignee history
2020Patents assigned to ZEISS CARL JENA GMBH (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ZEISS CARL AG | 1 | 2017 |
| ZEISS CARL JENA GMBH | 1 | 2020 |
| ZEISS CARL SMT GMBH | 1 | 2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Jena, DE | 3 | 2016–2020 |