CPC Subgroup
F21V 11/04 adjustable
Full Title
Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 (characterised by cooling arrangements F21V29/502) > using parallel laminae or strips, e.g. of Venetian-blind type (F21V11/06 takes precedence) > adjustable
Top Applicants
Top 10 applicants by patent filingsfor class F21, 2013–2023, worldwide · Source: EPO PATSTAT
- VALEO VISION FR 2,820
- SIGNIFY HOLDING NL 2,374
- KOITO MANUFACTURING COMPANY JP 1,890
- KOITO MANUFACTURING COMPANY 1,722
- LG INNOTEK COMPANY KR 1,624
- OSRAM DE 1,507
- LG ELECTRONICS KR 1,458
- PANASONIC INTELLECTUAL PROPERTY JP 1,433
- ZUMTOBEL LIGHTING AT 1,349
- PANASONIC INTELLECTUAL PROPERTY 1,275