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Inventor

Zhijun Yan

Inventor
Shenzhen, CN

Overview

2→
Patents
2018–2019
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.

G01Nprimary
G01NInvestigating or analysing materials by determining their chemical or physical properties33%
G02BOptical elements, systems or apparatus33%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers33%
PatentTitleYear
10,250,990Miniature sounding device20199,976,950Optical detector module, measurement system and method of detecting presence of a substance in a test material2018

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2018Patents assigned to UNIV ASTON (1)· patent assignee history
2018Based in Birmingham, GB· patent location history
2019Patents assigned to AAC TECHNOLOGIES PTE LTD (1)· patent assignee history
2019Based in Shenzhen, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AAC TECHNOLOGIES PTE LTD12019
UNIV ASTON12018
Locations
LocationPatentsSpan
Shenzhen, CN12019
Birmingham, GB12018