Langenau
Germany
9
2018-02-01
The entities that hold a legal rights for patent applications filed by inventor BACK Stephan:
Stephan BACK from Langenau, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
LENS MODULE COMPRISING AT LEAST ONE EXCHANGEABLE OPTICAL ELEMENT
#2 | 2016-12-08Lens module comprising at least one exchangeable optical element
#3 | 2015-05-21Lens module comprising at least one exchangeable optical element
#4 | 2013-06-20Lens module comprising at least one exchangeable optical element
#5 | 2012-05-03Lens module comprising at least one exchangeable optical element
#6 | 2009-06-04Imaging Device in a Projection Exposure Machine
#7 | 2008-09-11METHOD FOR SETTING AN OPTICAL IMAGING PROPERTY IN A MICROLITHOGRAPHIC PROJECTION EXPOSURE APPARATUS, AND PROJECTION EXPOSURE APPARATUS OF THIS TYPE
#8 | 2008-06-12Lens module comprising at least one exchangeable optical element
#9 | 2006-07-27Imaging device in a projection exposure machine
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