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IPC Main Group
G02B 26/00

Optical devices or arrangements for the control of light using movable or deformable optical elements

Introduced: January 1985

Last revised: January 2006

Classification Context

Section:
PHYSICS
Class:
OPTICS
Subclass:
OPTICAL ELEMENTS, SYSTEMS OR APPARATUS

Additional Content

Glossary

control when referred to light or optical elements, systems or apparatus, covers affecting or directing one or more of the following properties of light: intensity; colour; phase; frequency or wavelength; polarisation; direction; and one or more of the following optical operations: gating; switching or deflecting; modulation.

Limiting references

Devices or arrangements, the optical operation of which is modified by changing the optical properties of the medium of the devices or arrangements

Application references

Devices or arrangements specially adapted for measuring characteristics of light

3 direct subcodes

Child Classifications

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Top Applicants

Top 10 applicants by patent filingsfor class G02, 2013–2023, worldwide · Source: EPO PATSTAT

  1. BOE TECHNOLOGY GROUP COMPANY 13,460
  2. BOE TECHNOLOGY GROUP COMPANY CN 11,745
  3. SAMSUNG DISPLAY KR 10,908
  4. CANON 9,072
  5. FUJIFILM JP 7,957
  6. SAMSUNG ELECTRONICS COMPANY KR 7,805
  7. LG DISPLAY COMPANY KR 6,558
  8. CHINESE ACADEMY OF SCIENCES 5,855
  9. NITTO DENKO CORPORATION JP 5,817
  10. OLYMPUS CORPORATION JP 4,579