CPC Subgroup
H04N 13/383 for tracking with gaze detection, i.e. detecting the lines of sight of the viewer's eyes
Full Title
Stereoscopic video systems; Multi-view video systems; Details thereof > Image reproducers (optical systems for producing stereoscopic or other three-dimensional [3D] effects G02B30/00) > using viewer tracking > for tracking with gaze detection, i.e. detecting the lines of sight of the viewer's eyes
Top Applicants
Top 10 applicants by patent filingsfor class H04, 2013–2023, worldwide · Source: EPO PATSTAT
- HUAWEI TECHNOLOGIES COMPANY CN 101,476
- QUALCOMM US 101,139
- SAMSUNG ELECTRONICS COMPANY KR 96,655
- TELEFONAKTIEBOLAGET LM ERICSSON (PUBL) SE 57,744
- LG ELECTRONICS KR 55,253
- HUAWEI TECHNOLOGIES COMPANY 54,181
- SONY CORPORATION JP 35,309
- ZTE CORPORATION CN 32,950
- INTEL CORPORATION US 27,533
- GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORPORATION CN 27,498