CPC Subgroup Additional Only
H01J 2211/34 Vessels, containers or parts thereof, e.g. substrates
Full Title
Plasma display panels with alternate current induction of the discharge, e.g. AC-PDPs > Constructional details > Vessels, containers or parts thereof, e.g. substrates
5 direct subcodes
Child Classifications
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- H01J 2211/36 Spacers, barriers, ribs, partitions or the like
- H01J 2211/38 Dielectric or insulating layers
- H01J 2211/40 Layers for protecting or enhancing the electron emission, e.g. MgO layers
- H01J 2211/42 Fluorescent layers
- H01J 2211/44 Optical arrangements or shielding arrangements, e.g. filters or lenses
Top Applicants
Top 10 applicants by patent filingsfor class H01, 2013–2023, worldwide · Source: EPO PATSTAT
- SAMSUNG ELECTRONICS COMPANY KR 37,897
- TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY TW 36,116
- APPLIED MATERIALS US 21,640
- LG ENERGY SOLUTION KR 20,770
- LG CHEM KR 19,835
- TOKYO ELECTRON JP 18,519
- ROBERT BOSCH DE 14,595
- INTEL CORPORATION US 13,580
- MURATA MANUFACTURING COMPANY JP 12,151
- SAMSUNG SDI COMPANY KR 12,080