Inventor

Zhifang FANG

Inventor

Overview

2→

Patents

2022–2025

Patent span

Physics

Primary field (CPC G)

Patents· 2 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G02Bprimary

G02BOptical elements, systems or apparatus40%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein20%

H04BTransmission20%

H04LTransmission of digital information, e.g. telegraphic communication20%

PatentTitleYear

12,189,197Optical fiber connector, single-fiber bidirectional optical assembly, and optical fiber transmission system2025 11,327,233Encoding apparatus using same polarization modes, and quantum key distribution device and system based on same2022

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022–2025Patents assigned to HUAWEI TECH CO LTD (2)· patent assignee history

2022–2025Based in CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HUAWEI TECH CO LTD	2	2022–2025

Locations

Location	Patents	Span
CN	2	2022–2025