Inventor

ZHAO LIEFENG

CN202 patents

⚠️ This page may combine multiple inventors who share the name “ZHAO LIEFENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ZHEJIANG SUNNY OPTICS CO LTD

27 patents

US12372750B2Jul 29, 2025

Optical imaging lens assembly

ZHEJIANG SUNNY OPTICS CO LTD2 citations75

US12072474B2Aug 27, 2024

Camera lens group including seven lenses of -++-++- or -++--+- refractive powers

ZHEJIANG SUNNY OPTICS CO LTD2 citations73

US12055688B2Aug 6, 2024

Optical imaging lens assembly

ZHEJIANG SUNNY OPTICS CO LTD2 citations73

US11656445B2May 23, 2023

Telephoto optical imaging system and zoom camera apparatus

ZHEJIANG SUNNY OPTICS CO LTD2 citations73

US12078784B2Sep 3, 2024

Optical imaging lens assembly

ZHEJIANG SUNNY OPTICS CO LTD2 citations71

US12228698B2Feb 18, 2025

Optical imaging lens assembly

ZHEJIANG SUNNY OPTICS CO LTD1 citations64

US12181638B2Dec 31, 2024

Optical imaging lens assembly

ZHEJIANG SUNNY OPTICS CO LTD0 citations63

US12181636B2Dec 31, 2024

Optical imaging system

ZHEJIANG SUNNY OPTICS CO LTD1 citations63

US12124009B2Oct 22, 2024

Optical imaging lens group

ZHEJIANG SUNNY OPTICS CO LTD0 citations63

US12111450B2Oct 8, 2024

Camera lens assembly

ZHEJIANG SUNNY OPTICS CO LTD0 citations63

US12092797B2Sep 17, 2024

Optical imaging system

ZHEJIANG SUNNY OPTICS CO LTD0 citations63

US12055685B2Aug 6, 2024

Optical imaging lens

ZHEJIANG SUNNY OPTICS CO LTD0 citations63

US11934037B2Mar 19, 2024

Camera lens group

ZHEJIANG SUNNY OPTICS CO LTD0 citations63

US11914127B2Feb 27, 2024

Camera apparatus

ZHEJIANG SUNNY OPTICS CO LTD0 citations63

US11914109B2Feb 27, 2024

Camera lens group including six lenses of ++−+−−, ++−++−, ++−+−+ or −+−++− refractive powers

ZHEJIANG SUNNY OPTICS CO LTD0 citations63

US11656444B2May 23, 2023

Zoom lens group

ZHEJIANG SUNNY OPTICS CO LTD0 citations63

US11448861B2Sep 20, 2022

Zoom lens group

ZHEJIANG SUNNY OPTICS CO LTD1 citations63

US12523849B2Jan 13, 2026

Optical imaging lens group

ZHEJIANG SUNNY OPTICS CO LTD0 citations62

US12235415B2Feb 25, 2025

Optical imaging lens group

ZHEJIANG SUNNY OPTICS CO LTD0 citations62

US12197032B2Jan 14, 2025

Optical imaging lens assembly

ZHEJIANG SUNNY OPTICS CO LTD0 citations62

US12189097B2Jan 7, 2025

Optical imaging system

ZHEJIANG SUNNY OPTICS CO LTD0 citations62

US12174352B2Dec 24, 2024

Imaging system

ZHEJIANG SUNNY OPTICS CO LTD0 citations62

US12174456B2Dec 24, 2024

Optical imaging lens

ZHEJIANG SUNNY OPTICS CO LTD0 citations62

US12164082B2Dec 10, 2024

Optical imaging lens assembly

ZHEJIANG SUNNY OPTICS CO LTD0 citations62

US12135467B2Nov 5, 2024

Optical imaging lens assembly

ZHEJIANG SUNNY OPTICS CO LTD0 citations62

US12124108B2Oct 22, 2024

Camera lens

ZHEJIANG SUNNY OPTICS CO LTD0 citations62

US12099255B2Sep 24, 2024

Optical imaging lens assembly

ZHEJIANG SUNNY OPTICS CO LTD0 citations62

ZHEJIANG SUNNY OPTICAL CO LTD

18 patents

US11573405B2Feb 7, 2023

Optical imaging lens assembly including eight lenses of +-++--+- or +---+-+- refractive powers

ZHEJIANG SUNNY OPTICAL CO LTD5 citations75

US11579406B2Feb 14, 2023

Optical imaging lens assembly

ZHEJIANG SUNNY OPTICAL CO LTD5 citations74

US11867880B2Jan 9, 2024

Optical imaging system

ZHEJIANG SUNNY OPTICAL CO LTD2 citations73

US11774718B2Oct 3, 2023

Optical imaging lens assembly

ZHEJIANG SUNNY OPTICAL CO LTD2 citations73

US11561377B2Jan 24, 2023

Optical imaging lens assembly

ZHEJIANG SUNNY OPTICAL CO LTD2 citations73

US11543627B2Jan 3, 2023

Optical imaging lens assembly

ZHEJIANG SUNNY OPTICAL CO LTD3 citations73

US11719912B2Aug 8, 2023

Optical imaging system

ZHEJIANG SUNNY OPTICAL CO LTD2 citations72

US11586019B2Feb 21, 2023

Optical imaging system including seven lenses of +−++−+−, +−++++− or +−+++−− refractive powers

ZHEJIANG SUNNY OPTICAL CO LTD2 citations72

US11531189B2Dec 20, 2022

Optical imaging system

ZHEJIANG SUNNY OPTICAL CO LTD2 citations72

US12007533B2Jun 11, 2024

Optical imaging lens assembly including seven lenses of +−++−+−, ++−+−+−, +−−+−+−, +−+−++− or +−++++− refractive powers

ZHEJIANG SUNNY OPTICAL CO LTD2 citations71

US11531187B2Dec 20, 2022

Optical imaging lens assembly

ZHEJIANG SUNNY OPTICAL CO LTD3 citations71

US11579405B2Feb 14, 2023

Optical imaging lens group

ZHEJIANG SUNNY OPTICAL CO LTD3 citations70

US11567295B2Jan 31, 2023

Optical imaging lens assembly

ZHEJIANG SUNNY OPTICAL CO LTD2 citations70

US12197039B2Jan 14, 2025

Camera lens group

ZHEJIANG SUNNY OPTICAL CO LTD0 citations63

US11579407B2Feb 14, 2023

Optical imaging lens assembly

ZHEJIANG SUNNY OPTICAL CO LTD0 citations63

US11531186B2Dec 20, 2022

Electronic imaging device comprising two capturing devices

ZHEJIANG SUNNY OPTICAL CO LTD1 citations63

US12153195B2Nov 26, 2024

Camera lens assembly

ZHEJIANG SUNNY OPTICAL CO LTD0 citations62

US12055680B2Aug 6, 2024

Optical imaging lens assembly

ZHEJIANG SUNNY OPTICAL CO LTD0 citations62

SAMSUNG ELECTRONICS CO LTD

4 patents

US11016269B2May 25, 2021

Photographing lens and photographing apparatus

SAMSUNG ELECTRONICS CO LTD3 citations73

US10838172B2Nov 17, 2020

Optical lens assembly, device, and image forming method

SAMSUNG ELECTRONICS CO LTD4 citations73

US9817215B2Nov 14, 2017

Photographing lens system and photographing apparatus including the same

SAMSUNG ELECTRONICS CO LTD4 citations73

US10495849B2Dec 3, 2019

Optical lens assembly and apparatus having the same

SAMSUNG ELECTRONICS CO LTD3 citations71

SEO JUNG-PA

1 patent

US8994785B2Mar 31, 2015

Method for generating video data and image photographing device thereof

SEO JUNG-PA4 citations72

Showing the top 50 of 202 patents by PatentIndex Score.