Inventor

XU JIAJUN

CN9 patents

⚠️ This page may combine multiple inventors who share the name “XU JIAJUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

X DEV LLC

2 patents

US11097414B1Aug 24, 2021

Monitoring of surface touch points for precision cleaning

X DEV LLC7 citations83

US11642780B2May 9, 2023

Monitoring of surface touch points for precision cleaning

X DEV LLC0 citations61

HANGZHOU SHUNLI OPTOTECH CO LTD

2 patents

US10859794B2Dec 8, 2020

Automatic focusing device and system

HANGZHOU SHUNLI OPTOTECH CO LTD0 citations26

US10534164B2Jan 14, 2020

Digital microscope and focusing method thereof

HANGZHOU SHUNLI OPTOTECH CO LTD0 citations26

ORA INC

1 patent

USD825591SAug 14, 2018

Display screen with graphical user interface for a mobile electronic device

ORA INC3 citations69

INTEL CORP

1 patent

US11281500B2Mar 22, 2022

Apparatus and method for cloud-based graphics validation

INTEL CORP0 citations51

INST OPTICS & ELECT CN ACAD

1 patent

US9250059B2Feb 2, 2016

Detection devices and methods using diffraction wavefront of a pinhole stitching measurement of surface shape

INST OPTICS & ELECT CN ACAD2 citations44

INST OPTICS & ELECTRONICS CAS

1 patent

US10976670B2Apr 13, 2021

Apparatus and method for detecting optimal focal plane of lithographic projection objective lens

INST OPTICS & ELECTRONICS CAS0 citations40

UNIV OF THE DISTRICT OF COLUMBIA

1 patent

US12398925B2Aug 26, 2025

Geothermal heat exchanger

UNIV OF THE DISTRICT OF COLUMBIA0 citations34