Patents 11,893show all

  • 2,643
    G02F - Devices or arrangements, the optical operation of which is modified by changing the optical properties of the medium of the devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light, e.g. switching, gating, modulating or demodulating
  • 1,907
    G09G - Arrangements or circuits for control of indicating devices using static means to present variable information
  • 1,519
    H01L - Semiconductor devices
  • 657
    G06F - Electric digital data processing
  • 566
    G02B - Optical elements, systems, or apparatus
  • 213
    H05K - Printed circuits
  • 130
    G11C - Static stores
  • 126
    H05B - Electric heating
  • 102
    H04N - Pictorial communication, e.g. television
  • 85
    H03K - Pulse technique

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