Liefeng Zhao
192Patents
3h-index
92Co-inventors
67Inventor score
Filing activity: Nov 9, 2010 → Apr 13, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US10838172B2 | Optical lens assembly, device, and image forming method | Physics | 3 | Active |
| US9817215B2 | Photographing lens system and photographing apparatus including the same | Physics | 3 | Active |
| US8994785B2 | Method for generating video data and image photographing device thereof | Electricity | 3 | Active |
| US11016269B2 | Photographing lens and photographing apparatus | Physics | 3 | Active |
| US11531187B2 | Optical imaging lens assembly | Physics | 2 | Active |
| US11573405B2 | Optical imaging lens assembly including eight lenses of +-++--+- or +---+-+- refractive powers | Physics | 2 | Active |
| US11579406B2 | Optical imaging lens assembly | Physics | 2 | Active |
| US10495849B2 | Optical lens assembly and apparatus having the same | Physics | 2 | Active |
| US11579405B2 | Optical imaging lens group | Physics | 1 | Active |
| US12072474B2 | Camera lens group including seven lenses of -++-++- or -++--+- refractive powers | Physics | 1 | Active |
| US11561377B2 | Optical imaging lens assembly | Physics | 1 | Active |
| US11567295B2 | Optical imaging lens assembly | Physics | 1 | Active |
| US12078784B2 | Optical imaging lens assembly | Physics | 1 | Active |
| US12055688B2 | Optical imaging lens assembly | Physics | 1 | Active |
| US11656445B2 | Telephoto optical imaging system and zoom camera apparatus | Physics | 1 | Active |
| US11774718B2 | Optical imaging lens assembly | Physics | 1 | Active |
| US11867880B2 | Optical imaging system | Physics | 1 | Active |
| US12007533B2 | Optical imaging lens assembly including seven lenses of +−++−+−, ++−+−+−, +−−+−+−, +−+−++− or +−++++− refractive powers | Physics | 1 | Active |
| US11543627B2 | Optical imaging lens assembly | Physics | 1 | Active |
| US11586019B2 | Optical imaging system including seven lenses of +−++−+−, +−++++− or +−+++−− refractive powers | Physics | 1 | Active |
| US11531189B2 | Optical imaging system | Physics | 1 | Active |
| US12055679B2 | Optical imaging lens assembly | Physics | 0 | Active |
| US12019218B2 | Optical imaging lens group | Physics | 0 | Active |
| US12111448B2 | Optical camera system | Physics | 0 | Active |
| US12235415B2 | Optical imaging lens group | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.