Inventor

Xiaolei Liu

Inventor

South Pasadena, CA, US

Overview

4→

Patents

2018–2021

Patent span

Performing operations

Primary field (CPC B)

Patents· 4 as inventor

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

B81Bprimary

B81BMicrostructural devices or systems, e.g. micromechanical devices22%

H02NElectric machines not otherwise provided for22%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution22%

E21BEarth or rock drilling11%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein11%

G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes11%

PatentTitleYear

11,008,859Method for analyzing coalbed methane geological selection of multi-coalbed high ground stress region2021 11,005,392Multi-directional actuator2021 10,910,959Multi-directional actuator2021 10,036,903Photoelastic modulator having symmetric structure and forty-five degree double-drive photoelastic modulator2018

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2018Patents assigned to UNIV NORTH CHINA (1)· patent assignee history

2018Based in Shanxi, CN· patent location history

2021Patents assigned to MEMS DRIVE INC (2)· patent assignee history

2021Patents assigned to MEMS DRIVE NANJING CO LTD (1)· patent assignee history

2021Patents assigned to UNIV CHINA MINING (1)· patent assignee history

2021Based in South Pasadena, CA, US· patent location history

2021Based in Jiangsu, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MEMS DRIVE INC	2	2021
MEMS DRIVE NANJING CO LTD	1	2021
UNIV CHINA MINING	1	2021
UNIV NORTH CHINA	1	2018

Locations

Location	Patents	Span
South Pasadena, California, US	2	2021
Jiangsu, CN	1	2021
Shanxi, CN	1	2018