Inventor

Qijun Xie

Inventor

Beijing, CN

Overview

4→

Patents

2020–2021

Patent span

Fixed constructions

Primary field (CPC E)

Patents· 4 as inventor

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

E21Bprimary

E21BEarth or rock drilling38%

G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure13%

G01TMeasurement of nuclear or x-radiation13%

G06FElectric digital data processing13%

H01LSemiconductor devices13%

H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation13%

PatentTitleYear

11,022,703Photoelectric converter, detector, and scanning apparatus2021 10,851,647Downhole vibration and impact data recording method2020 10,837,235Hybrid rotary guiding device2020 10,815,730Anti-rotating device of non-rotating sleeve and a rotary guiding device2020

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2020Patents assigned to INST GEOLOGY & GEOPHYSICS CAS (3)· patent assignee history

2020Patents assigned to INST OF GEOLOGY AND GEOPHYSICS CHINESE ACADEMY OF SCIENCES IGGCAS (1)· patent assignee history

2020Based in Beijing, CN· patent location history

2021Patents assigned to RAYCAN TECH CO LTD SU ZHOU (1)· patent assignee history

2021Based in Jiangsu, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
INST GEOLOGY & GEOPHYSICS CAS	3	2020
INST OF GEOLOGY AND GEOPHYSICS CHINESE ACADEMY OF SCIENCES IGGCAS	1	2020
RAYCAN TECH CO LTD SU ZHOU	1	2021

Locations

Location	Patents	Span
Beijing, CN	3	2020
Jiangsu, CN	1	2021