producing linear motion, e.g. actuators; Linear positioners

Introduced: January 1995

Full Title

Full titles differ between systems:

IPC:

Electric machines in general using piezoelectric effect, electrostriction or magnetostriction > producing linear motion, e.g. actuators; Linear positioners

CPC:

Electric machines in general using piezoelectric effect, electrostriction or magnetostriction (generating mechanical vibrations in general B06B; piezoelectric, electrostrictive or magnetostrictive devices in general H10N30/00) > producing linear motion, e.g. actuators; Linear positioners

Of 6 combined children, 3 exist in both systems.

3 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1995.

Child Classifications

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H02N 2/021 +2 CPC CPC only CPC only
H02N 2/026 CPC only CPC only
H02N 2/028 CPC only CPC only
H02N 2/04 Constructional details since 1995 +1 CPC IPC+CPC Available in IPC and CPC
H02N 2/06 Drive circuits; Control arrangements since 1995 +2 CPC IPC+CPC Available in IPC and CPC
H02N 2/08 using travelling waves since 1995 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class H02,2013–2023, worldwide · Source: EPO PATSTAT

SGCC(STATE GRID CORPORATION OF CHINA) 54,496
MITSUBISHI ELECTRIC CORPORATION JP 10,495
TOYOTA MOTOR CORPORATION 9,464
GUANGDONG POWER GRID CORPORATION 9,339
ROBERT BOSCH DE 8,226
SIEMENS DE 8,218
DENSO CORPORATION 7,063
MITSUBISHI ELECTRIC CORPORATION 6,619
SAMSUNG ELECTRONICS COMPANY KR 5,826
GREE ELECTRIC APPLIANCES 5,094

Top Applicants (CPC)

Class H02,2013–2023, worldwide · Source: EPO PATSTAT

SGCC(STATE GRID CORPORATION OF CHINA) 24,515
MITSUBISHI ELECTRIC CORPORATION JP 11,346
SIEMENS DE 9,026
ROBERT BOSCH DE 9,005
SAMSUNG ELECTRONICS COMPANY KR 6,729
GUANGDONG POWER GRID CORPORATION 5,740
DENSO CORPORATION JP 5,077
LG ELECTRONICS KR 5,041
LG INNOTEK COMPANY KR 4,442
TOYOTA MOTOR CORPORATION 4,349