Inventor

Wenjun He

Inventor

Shanghai, CN

Overview

9→

Patents

2008–2020

Patent span

Electricity

Primary field (CPC H)

Patents· 9 as inventor

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

G06Fprimary

G06FElectric digital data processing16%

H03KPulse technique16%

H03LAutomatic control, starting, synchronisation or stabilisation of generators of electronic oscillations or pulses16%

H04BTransmission16%

H04LTransmission of digital information, e.g. telegraphic communication16%

C07CAcyclic or carbocyclic compounds5%

B01DSeparation3%

C07DHeterocyclic compounds3%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium3%

G01NInvestigating or analysing materials by determining their chemical or physical properties3%

PatentTitleYear

10,815,185Method for separating dimethyl carbonate from methanol2020 10,523,413Non-transitory machine readable medium for clock recovery2019 10,523,414Clock and data recovery circuit2019 10,523,412Frequency detector, and clock and data recovery circuit including the frequency detector2019 10,511,432Apparatus and method for clock recovery based on non-non return to zero (non-NRZ) data signals2019 10,491,368Frequency detector for clock recovery2019 10,461,921Apparatus and method for clock recovery2019 9,416,093'Supported quaternary phosphonium catalyst, preparation and use thereof'2016 7,400,706'Method and apparatus for liquid safety-detection by backscatter with a radiation source'2008

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2008Patents assigned to NUCTECH CO LTD (1)· patent assignee history

2008Based in Beijing, CN· patent location history

2016–2020Patents assigned to CHINA PETROLEUM & CHEM CORP (2)· patent assignee history

2016Patents assigned to SHANGHAI RES INST OF PETROCHEMICAL TECH SINOPEC (1)· patent assignee history

2016–2020Based in Shanghai, CN· patent location history

2019Patents assigned to PHOTONIC TECH SHANGHAI CO LTD (6)· patent assignee history

2020Patents assigned to SHANGHAI RES INST PETROCHEMICAL TECH SINOPEC (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
PHOTONIC TECH SHANGHAI CO LTD	6	2019
CHINA PETROLEUM & CHEM CORP	2	2016–2020
NUCTECH CO LTD	1	2008
SHANGHAI RES INST OF PETROCHEMICAL TECH SINOPEC	1	2016
SHANGHAI RES INST PETROCHEMICAL TECH SINOPEC	1	2020

Locations

Location	Patents	Span
Shanghai, CN	8	2016–2020
Beijing, CN	1	2008