Resources Contact Us Home
Lithographic apparatus

Image Number 3 for United States Patent #7423730.

A lithographic apparatus including means for selectively transmitting a projection beam before imaging the patterned projection beam onto a substrate. The means may include any of the following: a selectively transmitting device disposed downstream of a patterning device in the direction of the projection beam, a fixed and a moving set of masking blades in a scanning system or an array of switchable elements. The means may be provided to a mask table/holder or to a frame or structure of the lithographic projection apparatus.

  Recently Added Patents
Charging assembly with over rotation control and electrical switching apparatus employing same
Ionic liquids
Processing of matching regions in a stream of screen images
Methods and systems for evaluating a design of an aircraft
Medical bed
Portable electronic device, smartcard and control method for portable electronic device
  Randomly Featured Patents
Method and apparatus to provide a clock signal to a charge pump
Apparatus and method for testing the waterproofness of a camera casing
Animal model for identifying agents that inhibit or enhance CTLA4 signaling
Fructosyl amino acid oxidase and process for producing the same
Praziquantel compounds for treating diseases due to Sarcocystis Neospora Toxoplasma and Isospora
Sprinkling gun structure
HF alkylation process
Control apparatus for regulating building perimeter temperature change system
Bowstring cam arrangement for compound bow