for reproducing with unit magnification

Introduced: January 1980

Last revised: January 2006

Full Title

Optical objectives specially designed for the purposes specified below > for reproducing or copying at short object distances > for reproducing with unit magnification

Classification Context

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

Top Applicants

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

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