Holographic processes or apparatus using light, infrared, or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto

Introduced: July 1974

Last revised: January 2006

Classification Context

Section:: PHYSICS
Class:: PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
Subclass:: HOLOGRAPHIC PROCESSES OR APPARATUS

Filing statistics

IPC G03H 1/00 belongs to the parent subclass G03H, which recorded 12,821 patent applications worldwide between 2013 and 2023. Annual filings grew from 827 in 2013 to 1,251 in 2023 (+51%), peaking at 1,402 applications in 2020. The most active applicants in class G03 are CANON (31,416 applications), CANON (17,469 applications) and KYOCERA DOCUMENT SOLUTIONS (9,845 applications).

Source: EPO PATSTAT, worldwide filings

6 direct subcodes

Child Classifications

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G03H 1/02 Details
G03H 1/04 Processes or apparatus for producing holograms
G03H 1/22 Processes or apparatus for obtaining an optical image from holograms
G03H 1/26 Processes or apparatus specially adapted to produce multiple holograms or to obtain images from them, e.g. multicolour technique
G03H 1/32 Systems for obtaining speckle elimination
G03H 1/34 Systems for reducing the space-spatial bandwidth product

Top Applicants

Top 10 applicants by patent filingsfor class G03, 2013–2023, worldwide · Source: EPO PATSTAT

CANON 31,416
CANON JP 17,469
KYOCERA DOCUMENT SOLUTIONS 9,845
RICOH COMPANY 9,807
ASML NETHERLANDS NL 9,427
FUJIFILM JP 7,225
KONICA MINOLTA CORPORATION 7,216
FUJI XEROX COMPANY 5,711
CARL ZEISS SMT DE 4,971
RICOH COMPANY JP 4,123