Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Subgroup
G12B 3/06

Reducing effects of friction, e.g. by vibration (by lubrication F16N)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Reducing effects of friction, e.g. by vibration

CPC: Reducing effects of friction, e.g. by vibration (by lubrication F16N)

Full Title

Full titles differ between systems:

IPC:

Details of movements not otherwise provided for > Reducing effects of friction, e.g. by vibration

CPC:

Details of movements not otherwise provided for (damping of shock or vibrations in general F16F; avoiding out-of-balance forces F16F15/00; testing balance G01M) > Reducing effects of friction, e.g. by vibration (by lubrication F16N)

No child classifications to compare. This is a leaf node in both IPC and CPC.

Top Applicants

Top Applicants (IPC)

Class G12,2013–2023, worldwide · Source: EPO PATSTAT

  1. HEWLETT-PACKARD DEVELOPMENT COMPANY US 90
  2. ROBERT BOSCH DE 46
  3. SICK DE 26
  4. TIANJIN UNIVERSITY 24
  5. CHINESE ACADEMY OF SCIENCES 23
  6. NSK 22
  7. CARL ZEISS SMT DE 22
  8. ENDRESS + HAUSER & COMPANY DE 21
  9. SUZHOU MICRO AUTOMATION TECHNOLOGY COMPANY 20
  10. AUDI DE 20

Top Applicants (CPC)

Class G12,2013–2023, worldwide · Source: EPO PATSTAT

  1. BECTON, DICKINSON & COMPANY US 20
  2. LANDIS & GYR CH 17
  3. TIANJIN UNIVERSITY 16
  4. AUDI DE 14
  5. SAMSUNG ELECTRONICS COMPANY KR 13
  6. ARCHI ENTERPRISES CA 12
  7. RITTAL & COMPANY DE 11
  8. SIEMENS DE 11
  9. HEWLETT-PACKARD DEVELOPMENT COMPANY US 10
  10. ROBERT BOSCH DE 10