Inventor
Steffen Fritzsche
Inventor
Aalen, DE
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Dprimary
B01DSeparation28%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices28%
A61MDevices for introducing media into, or onto, the body22%
G02BOptical elements, systems or apparatus17%
G01MTesting static or dynamic balance of machines or structures6%
PatentTitleYear
10,761,436Optical arrangement, in particular lithography system, with a transport lock202010,386,733Optical system201910,345,547Method for producing a lens for a lithography apparatus, and measurement system20199,939,730Optical assembly20189,658,542'Optical element'20178,202,428'Filter device, preferably a hollow fiber dialyser with curled hollow fibers'20127,713,412'Filter device'20106,858,137'Filter module having a closure element'20056,641,731'Filter device'20036,419,825'Closure element'2002Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2002–2012Patents assigned to FRESENIUS MEDICAL CARE DE GMBH (5)· patent assignee history
2002–2010Based in Tholey, DE· patent location history
2012Patents assigned to FRITZSCHE STEFFEN (1)· patent assignee history
2012Patents assigned to HEILMANN KLAUS (1)· patent assignee history
2012–2020Based in Aalen, DE· patent location history
2017–2020Patents assigned to ZEISS CARL SMT GMBH (5)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FRESENIUS MEDICAL CARE DE GMBH | 5 | 2002–2012 |
| ZEISS CARL SMT GMBH | 5 | 2017–2020 |
| FRITZSCHE STEFFENself | 1 | 2012 |
| HEILMANN KLAUS | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Aalen, DE | 6 | 2012–2020 |
| Tholey, DE | 4 | 2002–2010 |