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IPC Subgroup
G06K 7/1

by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation

Introduced: September 1968

Last revised: January 2006

Full Title

Methods or arrangements for sensing record carriers > by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation

Classification Context

Section:
PHYSICS
Class:
COMPUTING OR CALCULATING; COUNTING
Subclass:
GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS

2 direct subcodes

Child Classifications

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  • G06K 7/12 using a selected wavelength, e.g. to sense red marks and ignore blue marks
  • G06K 7/14 using light without selection of wavelength, e.g. sensing reflected white light

Top Applicants

Top 10 applicants by patent filingsfor class G06, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SAMSUNG ELECTRONICS COMPANY KR 66,669
  2. IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 62,313
  3. MICROSOFT TECHNOLOGY LICENSING US 41,918
  4. GOOGLE US 32,969
  5. SGCC(STATE GRID CORPORATION OF CHINA) 30,822
  6. INTEL CORPORATION US 30,010
  7. TENCENT TECHNOLOGY (SHENZHEN) COMPANY 28,235
  8. HUAWEI TECHNOLOGIES COMPANY CN 26,079
  9. APPLE US 21,891
  10. HUAWEI TECHNOLOGIES COMPANY 20,505