IPC Subgroup
G01S 7/48 of systems according to group
Introduced: September 1968
Last revised: January 2006
Full Title
Details of systems according to groups , , > of systems according to group
Classification Context
- Section:
- PHYSICS
- Class:
- MEASURING; TESTING
- Subclass:
- RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
7 direct subcodes
Child Classifications
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- G01S 7/481 Constructional features, e.g. arrangements of optical elements
- G01S 7/483 Details of pulse systems
- G01S 7/491 Details of non-pulse systems
- G01S 7/495 Counter-measures or counter-counter-measures
- G01S 7/497 Means for monitoring or calibrating
- G01S 7/499 using polarisation effects
- G01S 7/51 Display arrangements
Top Applicants
Top 10 applicants by patent filingsfor class G01, 2013–2023, worldwide · Source: EPO PATSTAT
- SGCC(STATE GRID CORPORATION OF CHINA) 41,447
- CHINESE ACADEMY OF SCIENCES 32,952
- ROBERT BOSCH DE 16,470
- SAMSUNG ELECTRONICS COMPANY KR 10,052
- SINOPEC (CHINA PETROCHEMICAL CORPORATION) 9,573
- ZHEJIANG UNIVERSITY 9,529
- GUANGDONG POWER GRID CORPORATION 8,615
- TSINGHUA UNIVERSITY 7,805
- HALLIBURTON ENERGY SERVICES GROUP US 7,796
- QUALCOMM US 7,171