Inventor

Rui Zhan

Inventor

Shanghai, CN

Overview

6→

Patents

2019–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 6 as inventor

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

H04Lprimary

H04LTransmission of digital information, e.g. telegraphic communication25%

H04WWireless communication networks25%

G01SRadio direction-finding6%

G06FElectric digital data processing6%

G11CStatic stores6%

H03MCoding6%

H04BTransmission6%

H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers6%

H04SStereophonic systems6%

Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use6%

PatentTitleYear

11,105,906Sonar-integrated internet of things device and applicable spatial environment detection system thereof2021 10,817,368Unidirectional bit error correcting method for OTP ROM2020 10,693,714Communication method for Wi-Fi internet of things equipment and Wi-Fi internet of things system2020 10,659,876Distributed microphone array and sound source positioning system applicable thereto2020 10,587,361Heterogeneous method and framework of Wi-Fi Internet of things2020 10,498,594Compatibility configuration method and system for internet of things device2019

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2019–2021Patents assigned to ESPRESSIF SYS SHANGHAI CO LTD (4)· patent assignee history

2019–2021Based in Shanghai, CN· patent location history

2020Patents assigned to ESPRESSIF SYSTEMS SHANGHAI PTE LTD (3)· patent assignee history

2020Patents assigned to EXPRESSIF SYSTEMS SHANGHAI PTE LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
ESPRESSIF SYS SHANGHAI CO LTD	4	2019–2021
ESPRESSIF SYSTEMS SHANGHAI PTE LTD	3	2020
EXPRESSIF SYSTEMS SHANGHAI PTE LTD	1	2020

Locations

Location	Patents	Span
Shanghai, CN	6	2019–2021