Inventor

NI CHENG

CN52 patents

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

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD

39 patents

US11633625B2Apr 25, 2023

Radiation therapy system and method

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD6 citations85

US10960229B2Mar 30, 2021

Radiation therapy system and method

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD10 citations85

US11331517B2May 17, 2022

Multi-leaf collimator and radiation therapy device

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD5 citations84

US11071877B2Jul 27, 2021

Systems and methods for generating radiation treatment plan

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD7 citations84

US9693749B2Jul 4, 2017

Imaging system calibration

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD10 citations84

US12080001B2Sep 3, 2024

Systems and methods for object positioning and image-guided surgery

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD4 citations74

US11612767B2Mar 28, 2023

Radiation systems for radiation treatment and imaging

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD4 citations74

US11406345B2Aug 9, 2022

Imaging system calibration

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD1 citations73

US10561859B2Feb 18, 2020

Therapeutic system and method

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD4 citations73

US10433810B2Oct 8, 2019

Imaging system calibration

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD3 citations73

US11986674B2May 21, 2024

Radiation therapy system and method

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD2 citations72

US11395928B2Jul 26, 2022

Systems and methods for CT imaging in image-guided radiotherapy

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD2 citations72

US11135452B2Oct 5, 2021

Radiation systems for radiation treatment and imaging

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD2 citations72

US12296196B2May 13, 2025

Radiation therapy system and method

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD1 citations63

US11600400B2Mar 7, 2023

Driving mechanism

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD0 citations63

US12544597B2Feb 10, 2026

X-ray imaging system for radiation therapy

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD0 citations62

US12527973B2Jan 20, 2026

Radiation therapy system and method

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD0 citations62

US12521570B2Jan 13, 2026

Radiation therapy system and method

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD0 citations62

US12394535B2Aug 19, 2025

Radiation treatment system and operating method thereof

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD0 citations62

US12347581B2Jul 1, 2025

Collimator assembly and operating method thereof

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD0 citations62

US12285630B2Apr 29, 2025

Systems and methods for controlling electron beam in radiotherapy

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD1 citations62

US12246193B2Mar 11, 2025

Radiation systems for radition treatment and imaging

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD0 citations62

US12128251B2Oct 29, 2024

Multi-leaf collimator and radiation therapy device

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD0 citations62

US11986673B2May 21, 2024

Systems and methods for generating radiation treatment plan

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD0 citations62

US11951333B2Apr 9, 2024

X-ray imaging system for radiation therapy

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD0 citations62

US11883685B2Jan 30, 2024

Therapeutic system and method

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD0 citations62

US10926107B2Feb 23, 2021

Therapeutic system and method

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD0 citations62

US12476068B2Nov 18, 2025

Devices for radiation ray generation and radiation apparatuses

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD0 citations61

US12157014B2Dec 3, 2024

Radiation therapy system and method

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD1 citations61

US12036426B2Jul 16, 2024

Systems and methods for radiation therapy

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD0 citations61

US11911633B2Feb 27, 2024

Systems and methods for CT imaging in image-guided radiotherapy

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD0 citations61

US12186591B2Jan 7, 2025

X-ray imaging system for radiation therapy

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD0 citations57

US12412723B2Sep 9, 2025

Radiotherapy device and microwave source thereof

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD0 citations56

US11984292B2May 14, 2024

Radiotherapy device and microwave source thereof

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD1 citations56

US12332330B2Jun 17, 2025

Systems and methods for diagnosis and image guided therapy with superconducting magnet shielding and providing heat exchange

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD0 citations52

US12326491B2Jun 10, 2025

Therapeutic apparatus

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD0 citations50

US12213818B2Feb 4, 2025

X-ray imaging system for radiation therapy

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD0 citations50

US12582843B2Mar 24, 2026

Systems and methods for dynamic multileaf collimator tracking

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD0 citations49

US12487299B2Dec 2, 2025

Magnetic resonance imaging devices and radiation therapy systems including the magnetic resonance imaging devices

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD0 citations46

SIEMENS AG

5 patents

US7323875B2Jan 29, 2008

Shimming structure and method for a magnetic resonance imaging apparatus

SIEMENS AG6 citations62

US7633292B2Dec 15, 2009

Method of reducing eddy currents caused by a gradient magnetic field in a magnetic resonance system

SIEMENS AG2 citations61

US7541904B2Jun 2, 2009

Magnetic field adjusting device

SIEMENS AG4 citations60

US7218114B2May 15, 2007

Shimmed magnetic resonance imaging apparatus and shimming method therefor

SIEMENS AG6 citations60

US7518366B2Apr 14, 2009

Method for testing magnetic field distribution and apparatus therefor

SIEMENS AG0 citations44

OXFORD MAGNET TECH

1 patent

US6218839B1Apr 17, 2001

Magnetic resonance imaging systems

OXFORD MAGNET TECH19 citations87

ZHOU XIAO DONG

1 patent

US8401614B2Mar 19, 2013

Magnetic resonance thermometry method

ZHOU XIAO DONG5 citations67

FU TAI HUA IND SHENZHEN CO LTD

1 patent

US12532430B2Jan 20, 2026

Heat dissipation device and display equipment having the same

FU TAI HUA IND SHENZHEN CO LTD0 citations57

NI CHENG

1 patent

US8115580B2Feb 14, 2012

Magnetic field adjusting device

NI CHENG5 citations57

SHANGHAI EAST BEST BIOPHARMACE

1 patent

US6734212B2May 11, 2004

Methods and compositions for treating or preventing bacterial infection

SHANGHAI EAST BEST BIOPHARMACE3 citations48

BECKMANN MARC

1 patent

US8476904B2Jul 2, 2013

Method for magnetic resonance imaging

BECKMANN MARC0 citations42

Showing the top 50 of 52 patents by PatentIndex Score.