Junhua Ding

Person

Tewskbury, MA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for pressure based mass flow control
- Patent number 12,000,723
- Issue date Jun 4, 2024
- MKS Instruments, Inc.
- Junhua Ding
- G01 - MEASURING TESTING
Information Patent Grant
Methods and apparatus for pressure based mass flow ratio control
- Patent number 11,940,307
- Issue date Mar 26, 2024
- MKS Instruments, Inc.
- Junhua Ding
- G05 - CONTROLLING REGULATING
Information Patent Grant
Pressure control using an external trigger
- Patent number 11,573,583
- Issue date Feb 7, 2023
- MKS Instruments, Inc.
- Junhua Ding
- G05 - CONTROLLING REGULATING
Information Patent Grant
Method and apparatus for pulse gas delivery with concentration meas...
- Patent number 11,513,108
- Issue date Nov 29, 2022
- MKS Instruments, Inc.
- Jim Ye
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method and apparatus for pulse gas delivery using an external press...
- Patent number 11,513,542
- Issue date Nov 29, 2022
- MKS Instruments, Inc.
- Michael L'Bassi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method and apparatus for pulse gas delivery
- Patent number 11,404,290
- Issue date Aug 2, 2022
- MKS Instruments, Inc.
- Junhua Ding
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Methods and apparatus for pressure based mass flow ratio control
- Patent number 11,187,561
- Issue date Nov 30, 2021
- MKS Instruments, Inc.
- Junhua Ding
- G01 - MEASURING TESTING
Information Patent Grant
System for and method of fast pulse gas delivery
- Patent number 10,969,799
- Issue date Apr 6, 2021
- MKS Instruments, Inc.
- Junhua Ding
- G05 - CONTROLLING REGULATING
Information Patent Grant
Method and apparatus for self verification of pressured based mass...
- Patent number 10,801,867
- Issue date Oct 13, 2020
- MKS Instruments, Inc.
- Junhua Ding
- G05 - CONTROLLING REGULATING
Information Patent Grant
Method and apparatus for pulse gas delivery using an external press...
- Patent number 10,725,484
- Issue date Jul 28, 2020
- MKS Instruments, Inc.
- Michael L'Bassi
- G01 - MEASURING TESTING
Information Patent Grant
Methods and apparatus for multiple channel mass flow and ratio cont...
- Patent number 10,698,426
- Issue date Jun 30, 2020
- MKS Instruments, Inc.
- Junhua Ding
- G05 - CONTROLLING REGULATING
Information Patent Grant
Method and apparatus for pulse gas delivery with isolation valves
- Patent number 10,649,471
- Issue date May 12, 2020
- MKS Instruments, Inc.
- Junhua Ding
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
System for and method of monitoring flow through mass flow controll...
- Patent number 10,606,285
- Issue date Mar 31, 2020
- MKS Instruments, Inc.
- Junhua Ding
- G05 - CONTROLLING REGULATING
Information Patent Grant
Method and apparatus for pressure-based flow measurement in non-cri...
- Patent number 10,514,712
- Issue date Dec 24, 2019
- MKS Instruments, Inc.
- Junhua Ding
- G05 - CONTROLLING REGULATING
Information Patent Grant
System for and method of monitoring flow through mass flow controll...
- Patent number 10,503,178
- Issue date Dec 10, 2019
- MKS Instruments, Inc.
- Junhua Ding
- G01 - MEASURING TESTING
Information Patent Grant
System for and method of fast pulse gas delivery
- Patent number 10,353,408
- Issue date Jul 16, 2019
- MKS Instruments, Inc.
- Junhua Ding
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
System for and method of fast pulse gas delivery
- Patent number 10,126,760
- Issue date Nov 13, 2018
- MKS Instruments, Inc.
- Junhua Ding
- G05 - CONTROLLING REGULATING
Information Patent Grant
Methods and apparatus for wide range mass flow verification
- Patent number 10,031,004
- Issue date Jul 24, 2018
- MKS Instruments, Inc.
- Junhua Ding
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for self verification of pressure-based mass f...
- Patent number 10,031,005
- Issue date Jul 24, 2018
- MKS Instruments, Inc.
- Junhua Ding
- G05 - CONTROLLING REGULATING
Information Patent Grant
System for and method of multiple channel fast pulse gas delivery
- Patent number 10,031,531
- Issue date Jul 24, 2018
- MKS Instruments, Inc.
- Junhua Ding
- G05 - CONTROLLING REGULATING
Information Patent Grant
Upstream volume mass flow verification systems and methods
- Patent number 9,952,078
- Issue date Apr 24, 2018
- MKS Instruments, Inc.
- Junhua Ding
- G01 - MEASURING TESTING
Information Patent Grant
System for and method of monitoring flow through mass flow controll...
- Patent number 9,846,074
- Issue date Dec 19, 2017
- MKS Instruments, Inc.
- Junhua Ding
- G05 - CONTROLLING REGULATING
Information Patent Grant
System for and method of monitoring flow through mass flow controll...
- Patent number 9,557,744
- Issue date Jan 31, 2017
- MKS Instruments, Inc.
- Junhua Ding
- G05 - CONTROLLING REGULATING
Information Patent Grant
System for and method of providing pressure insensitive self verify...
- Patent number 9,471,066
- Issue date Oct 18, 2016
- MKS Instruments, Inc.
- Junhua Ding
- G05 - CONTROLLING REGULATING
Information Patent Grant
Method and apparatus for multiple-channel pulse gas delivery system
- Patent number 9,348,339
- Issue date May 24, 2016
- MKS Instruments, Inc.
- Junhua Ding
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Methods of and apparatus for controlling pressure in multiple zones...
- Patent number 9,127,361
- Issue date Sep 8, 2015
- MKS Instruments, Inc.
- Junhua Ding
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
System for and method of fast pulse gas delivery
- Patent number 8,997,686
- Issue date Apr 7, 2015
- MKS Instruments, Inc.
- Junhua Ding
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Multiple-channel flow ratio controller
- Patent number 8,997,791
- Issue date Apr 7, 2015
- MKS Instruments, Inc.
- Michael L'Bassi
- G05 - CONTROLLING REGULATING
Information Patent Grant
Method of and apparatus for multiple channel flow ratio controller...
- Patent number 8,849,466
- Issue date Sep 30, 2014
- MKS Instruments, Inc.
- Junhua Ding
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Upstream volume mass flow verification systems and methods
- Patent number 8,793,082
- Issue date Jul 29, 2014
- MKS Instruments, Inc.
- Junhua Ding
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Method and Apparatus for Automatic Self Calibration of Mass Flow Co...
- Publication number 20250053182
- Publication date Feb 13, 2025
- MKS Instruments, Inc.
- Junhua Ding
- G05 - CONTROLLING REGULATING
Information Patent Application
Method and Apparatus for Integrated Pressure and Flow Controller
- Publication number 20240281007
- Publication date Aug 22, 2024
- MKS Instruments, Inc.
- Junhua Ding
- G05 - CONTROLLING REGULATING
Information Patent Application
Method and Apparatus for Mass Flow Control
- Publication number 20240201713
- Publication date Jun 20, 2024
- MKS Instruments, Inc.
- Junhua Ding
- G01 - MEASURING TESTING
Information Patent Application
Method and Apparatus for Mass Flow Verification
- Publication number 20230304837
- Publication date Sep 28, 2023
- MKS Instruments, Inc.
- Junhua Ding
- G01 - MEASURING TESTING
Information Patent Application
Method and Apparatus for Pressure Based Mass Flow Control
- Publication number 20230266156
- Publication date Aug 24, 2023
- MKS Instruments, Inc.
- Junhua Ding
- G01 - MEASURING TESTING
Information Patent Application
Binary Gas Purity Analyzer
- Publication number 20230127693
- Publication date Apr 27, 2023
- MKS Instruments, Inc.
- Chad David Wilson
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND APPARATUS FOR PULSE GAS DELIVERY WITH CONCENTRATION MEAS...
- Publication number 20230031118
- Publication date Feb 2, 2023
- MKS Instruments, Inc.
- Jim Ye
- G05 - CONTROLLING REGULATING
Information Patent Application
Methods and Apparatus for Pressure Based Mass Flow Ratio Control
- Publication number 20220390261
- Publication date Dec 8, 2022
- Junhua Ding
- G01 - MEASURING TESTING
Information Patent Application
Method and Apparatus for Pulse Gas Delivery with Pressure Control
- Publication number 20220161288
- Publication date May 26, 2022
- MKS Instruments, Inc.
- Junhua Ding
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Pressure Control Using An External Trigger
- Publication number 20220147070
- Publication date May 12, 2022
- MKS Instruments, Inc.
- Junhua Ding
- G01 - MEASURING TESTING
Information Patent Application
Methods and Apparatus for Pressure Based Mass Flow Ratio Control
- Publication number 20210263541
- Publication date Aug 26, 2021
- Junhua Ding
- G05 - CONTROLLING REGULATING
Information Patent Application
Method and Apparatus for Pulse Gas Delivery with Concentration Meas...
- Publication number 20210215655
- Publication date Jul 15, 2021
- Jim Ye
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method and Apparatus for Pulse Gas Delivery
- Publication number 20200321225
- Publication date Oct 8, 2020
- Junhua Ding
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method and Apparatus for Pulse Gas Delivery Using an External Press...
- Publication number 20200301455
- Publication date Sep 24, 2020
- Michael L'Bassi
- G01 - MEASURING TESTING
Information Patent Application
Method and Apparatus for Pulse Gas Delivery Using an External Press...
- Publication number 20200241578
- Publication date Jul 30, 2020
- Michael L'Bassi
- G01 - MEASURING TESTING
Information Patent Application
Method and Apparatus for Pulse Gas Delivery Using an External Press...
- Publication number 20200081459
- Publication date Mar 12, 2020
- Michael L'Bassi
- G05 - CONTROLLING REGULATING
Information Patent Application
Methods and Apparatus for Multiple Channel Mass Flow and Ratio Cont...
- Publication number 20190339725
- Publication date Nov 7, 2019
- Junhua Ding
- G05 - CONTROLLING REGULATING
Information Patent Application
Method And Apparatus For Pulse Gas Delivery With Isolation Valves
- Publication number 20190243392
- Publication date Aug 8, 2019
- Junhua Ding
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
System For And Method Of Fast Pulse Gas Delivery
- Publication number 20190056755
- Publication date Feb 21, 2019
- Junhua Ding
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
METHOD AND APPARATUS FOR SELF VERIFICATION OF PRESSURED BASED MASS...
- Publication number 20180306615
- Publication date Oct 25, 2018
- MKS Instruments, Inc.
- Junhua Ding
- G05 - CONTROLLING REGULATING
Information Patent Application
Methods and Apparatus for Wide Range Mass Flow Verification
- Publication number 20180172491
- Publication date Jun 21, 2018
- MKS Instruments, Inc.
- Junhua Ding
- G01 - MEASURING TESTING
Information Patent Application
SYSTEM FOR AND METHOD OF MONITORING FLOW THROUGH MASS FLOW CONTROLL...
- Publication number 20170199529
- Publication date Jul 13, 2017
- MKS Instruments, Inc.
- Junhua Ding
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND APPARATUS FOR PRESSURE-BASED FLOW MEASUREMENT IN NON-CRI...
- Publication number 20170060143
- Publication date Mar 2, 2017
- MKS Instruments, Inc.
- Junhua Ding
- G01 - MEASURING TESTING
Information Patent Application
Upstream Volume Mass Flow Verification Systems and Methods
- Publication number 20150066395
- Publication date Mar 5, 2015
- MKS Instruments, Inc.
- Junhua Ding
- G01 - MEASURING TESTING
Information Patent Application
PRESSURE-BALANCED CONTROL VALVES
- Publication number 20140326909
- Publication date Nov 6, 2014
- MKS Instruments, Inc.
- Junhua Ding
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
System for and Method of Multiple Channel Fast Pulse Gas Delivery
- Publication number 20140238498
- Publication date Aug 28, 2014
- MKS Instruments, Inc.
- Junhua Ding
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
System for and Method of Monitoring Flow Through Mass Flow Controll...
- Publication number 20140190579
- Publication date Jul 10, 2014
- MKS Instruments, Inc.
- Junhua Ding
- G01 - MEASURING TESTING
Information Patent Application
System for and Method of Fast Pulse Gas Delivery
- Publication number 20140190571
- Publication date Jul 10, 2014
- MKS Instruments, Inc.
- Junhua Ding
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
System for and Method of Providing Pressure Insensitive Self Verify...
- Publication number 20140158211
- Publication date Jun 12, 2014
- MKS Instruments, Inc.
- Junhua Ding
- G01 - MEASURING TESTING
Information Patent Application
Method and Apparatus for Self Verification of Pressured Based Mass...
- Publication number 20140083514
- Publication date Mar 27, 2014
- MKS Instruments, Inc.
- Junhua Ding
- G01 - MEASURING TESTING

Junhua Ding

Person

Patents Grantslast 30 patents

Method and apparatus for pressure based mass flow control

Methods and apparatus for pressure based mass flow ratio control

Pressure control using an external trigger

Method and apparatus for pulse gas delivery with concentration meas...

Method and apparatus for pulse gas delivery using an external press...

Method and apparatus for pulse gas delivery

Methods and apparatus for pressure based mass flow ratio control

System for and method of fast pulse gas delivery

Method and apparatus for self verification of pressured based mass...

Method and apparatus for pulse gas delivery using an external press...

Methods and apparatus for multiple channel mass flow and ratio cont...

Method and apparatus for pulse gas delivery with isolation valves

System for and method of monitoring flow through mass flow controll...

Method and apparatus for pressure-based flow measurement in non-cri...

System for and method of monitoring flow through mass flow controll...

System for and method of fast pulse gas delivery

System for and method of fast pulse gas delivery

Methods and apparatus for wide range mass flow verification

Method and apparatus for self verification of pressure-based mass f...

System for and method of multiple channel fast pulse gas delivery

Upstream volume mass flow verification systems and methods

System for and method of monitoring flow through mass flow controll...

System for and method of monitoring flow through mass flow controll...

System for and method of providing pressure insensitive self verify...

Method and apparatus for multiple-channel pulse gas delivery system

Methods of and apparatus for controlling pressure in multiple zones...

System for and method of fast pulse gas delivery

Multiple-channel flow ratio controller

Method of and apparatus for multiple channel flow ratio controller...

Upstream volume mass flow verification systems and methods

Patents Applicationslast 30 patents

Method and Apparatus for Automatic Self Calibration of Mass Flow Co...

Method and Apparatus for Integrated Pressure and Flow Controller

Method and Apparatus for Mass Flow Control

Method and Apparatus for Mass Flow Verification

Method and Apparatus for Pressure Based Mass Flow Control

Binary Gas Purity Analyzer

METHOD AND APPARATUS FOR PULSE GAS DELIVERY WITH CONCENTRATION MEAS...

Methods and Apparatus for Pressure Based Mass Flow Ratio Control

Method and Apparatus for Pulse Gas Delivery with Pressure Control

Pressure Control Using An External Trigger

Methods and Apparatus for Pressure Based Mass Flow Ratio Control

Method and Apparatus for Pulse Gas Delivery with Concentration Meas...

Method and Apparatus for Pulse Gas Delivery

Method and Apparatus for Pulse Gas Delivery Using an External Press...

Method and Apparatus for Pulse Gas Delivery Using an External Press...

Method and Apparatus for Pulse Gas Delivery Using an External Press...

Methods and Apparatus for Multiple Channel Mass Flow and Ratio Cont...

Method And Apparatus For Pulse Gas Delivery With Isolation Valves

System For And Method Of Fast Pulse Gas Delivery

METHOD AND APPARATUS FOR SELF VERIFICATION OF PRESSURED BASED MASS...

Methods and Apparatus for Wide Range Mass Flow Verification

SYSTEM FOR AND METHOD OF MONITORING FLOW THROUGH MASS FLOW CONTROLL...

METHOD AND APPARATUS FOR PRESSURE-BASED FLOW MEASUREMENT IN NON-CRI...

Upstream Volume Mass Flow Verification Systems and Methods

PRESSURE-BALANCED CONTROL VALVES

System for and Method of Multiple Channel Fast Pulse Gas Delivery

System for and Method of Monitoring Flow Through Mass Flow Controll...

System for and Method of Fast Pulse Gas Delivery

System for and Method of Providing Pressure Insensitive Self Verify...

Method and Apparatus for Self Verification of Pressured Based Mass...