Kato World Patent Office Japan -Practice Areas-

Kato World Patent Office   Japan


Practice Areas

Sevoices and fields with which we are familiar are as follows,however we do not stick to them.
You are always welcome to ask us for our works in any other services and fields.



  • Research and opinions of applications for patents, utility models, designs, and trademarks
  • Research and opinions of patents, utility models, designs, and trademarks
  • Intermediate processes for application, and patent appeals
  • Claims, invalidation trials, and cancellation appeals
  • Support for patent infringement and cancellation cases
  • Support for licenses and agreement negotiations
  • Consulting for intellectual properties
  • Consulting for copyrights and unfair competition

Major Technology Fields

  • Telecommunication
  • Information processing
  • Computers (hardware)
  • Electronic circuits
  • Software
  • Electic materials
  • Electric devices
  • Commercial electric products
  • Semiconductor
  • Optics
  • Mechatronics
  • Precision machinery
  • Transport distribution
  • Physical distribution
  • Civil engineering and construction

Specialized Fields

  • Networking (telecommunication, computer, and the Internet)
  • Switching systems (line swhitching, packet exchange systems, routers, IPv4, and IPv6)
  • Mobile communication systems (cell method, geostationary satellite method, hyperelliptic satellite method, error-correcting system, and diversity)
  • Optical transmission systems (SONET, multiple light wavelength, Soliton, PON, and optical LAN)
  • Radio communication systems (FDMA, TDMA, CDMA, W-CDMA, IMT-2000, WiFi, FMAX, wireless LAN, and Bluetooth)
  • Computer systems (analog type, digital type, analog-digital type, supercomputers, grid computers, scalar type, vector type, and autonomous distibuted type)
  • Main memories (DRAM, Flas memories, and redundant configuration)
  • Computer peripherals (external storages, RAID, scanners, printers, CD, and DVD)
  • Circuit technologies (analog circuit, digital circuit, and simulation technology)
  • Signal processing technologies (sound signal processing, image signal processing, and video signal processing)
  • Cybernetics (neurocontrol, cybernetics, and automatic translation)