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Inventor

Wenjun Yang

Inventor
Beijing, CN

Overview

8→
Patents
2001–2020
Patent span
Physics
Primary field (CPC G)

Patents· 8 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 properties45%
B01LChemical or physical laboratory apparatus for general use9%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds9%
C09KMaterials for miscellaneous applications, not provided for elsewhere9%
G06FElectric digital data processing9%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%
Y10TTechnical subjects covered by former us classification9%
PatentTitleYear
10,877,968Systems and methods for data processing202010,875,958Method for synthesizing polybutylene adipate terephthalate-polylactic acid (PBAT-PLA) copolyester202010,724,957Micro-droplet fluorescence detection system20208,636,954'Calibration slide for fluorescence detection instruments and process of preparation'20147,422,703'Nanometer-sized up-converting phosphor fluoride particles and process of preparation'20086,661,233'Gas analyzer with real-time broadband monitoring and snapshot selective detection'20036,509,562'Selective photo-ionization detector using ion mobility spectrometry'20036,333,632'Alternating current discharge ionization detector'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2003Patents assigned to RAE SYSTEMS INC (3)· patent assignee history
2001–2003Based in Sunnyvale, CA, US· patent location history
2003Based in San Jose, CA, US· patent location history
2008Patents assigned to CAPITAL BIOCHIP CO LTD (1)· patent assignee history
2008–2020Based in Beijing, CN· patent location history
2014Patents assigned to CAPITALBIO CORP (1)· patent assignee history
2014Patents assigned to CHENG JING (1)· patent assignee history
2020Patents assigned to BEIJING DIDI INFINITY TECHNOLOGY & DEV CO LTD (1)· patent assignee history
2020Based in Jiangsu, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
RAE SYSTEMS INC32001–2003
BEIJING DIDI INFINITY TECHNOLOGY & DEV CO LTD12020
CAPITAL BIOCHIP CO LTD12008
CAPITALBIO CORP12014
CHENG JING12014
Locations
LocationPatentsSpan
Beijing, CN42008–2020
Sunnyvale, California, US22001–2003
Jiangsu, CN12020
San Jose, California, US12003