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Class Number Class Name Patents
372 Coherent light generators 54,439
362 Illumination 129,157
382 Image analysis 140,593
385 Optical waveguides 104,621
359 Optical: systems and elements 158,241
353 Optics: image projectors 19,899
356 Optics: measuring and testing 87,044
352 Optics: motion pictures 4,327
396 Photography 47,912
D16 Photography and optical equipment 14,480
  Recently Added Patents
Method of fabricating solid electrolytic capacitor and solid electrolytic capacitor
Thin film transistor and flat panel display device including the same
Security authentication method, apparatus, and system
Method for controlling a motor
Self-assembled, micropatterned, and radio frequency (RF) shielded biocontainers and their uses for remote spatially controlled chemical delivery
Nucleotide sequence coding for variable regions of .beta. chains of human T lymphocyte receptors, corresponding peptide segments and the diagnostic and therapeutic uses
  Randomly Featured Patents
Vertically fitted portable electric furnace
Distributed ECR remote plasma processing and apparatus
Angle of incidence accuracy in ultrathin dielectric layer ellipsometry measurement
Wing retraction type mis-piercing preventer and winged needle having the mis-piercing preventer
4-(2-phenoxyethyl)-1,2,4-triazolone process intermediates
Offset antenna
Method for applying print to an elastomeric cushion
Multiply adaptable magazine assembly
Belt or chain tensioner
Fabrication of interlayer conductive paths in integrated circuits