Ashish BHATNAGAR

Person

Fremont, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Carrier head membrane with regions of different roughness
- Patent number 12,172,264
- Issue date Dec 24, 2024
- Applied Materials, Inc.
- Young J. Paik
- B24 - GRINDING POLISHING
Information Patent Grant
Method of making carrier head membrane with regions of different ro...
- Patent number 11,738,421
- Issue date Aug 29, 2023
- Applied Materials, Inc.
- Young J. Paik
- B24 - GRINDING POLISHING
Information Patent Grant
Carrier head membrane with regions of different roughness
- Patent number 11,007,619
- Issue date May 18, 2021
- Applied Materials, Inc.
- Young J. Paik
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Thermal radiation barrier for substrate processing chamber components
- Patent number 10,177,014
- Issue date Jan 8, 2019
- Applied Materials, Inc.
- Govinda Raj
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
EMI/RF shielding of thermocouples
- Patent number 10,168,229
- Issue date Jan 1, 2019
- Applied Materials, Inc.
- Govinda Raj
- G01 - MEASURING TESTING
Information Patent Grant
Carrier head membrane roughness to control polishing rate
- Patent number 10,160,093
- Issue date Dec 25, 2018
- Applied Materials, Inc.
- Young J. Paik
- B24 - GRINDING POLISHING
Information Patent Grant
Methods for bonding substrates
- Patent number 10,131,126
- Issue date Nov 20, 2018
- Applied Materials, Inc.
- Kadthala Ramaya Narendrnath
- B32 - LAYERED PRODUCTS
Information Patent Grant
Life enhancement of ring assembly in semiconductor manufacturing ch...
- Patent number 9,960,019
- Issue date May 1, 2018
- Applied Materials, Inc.
- Sandhya Arun
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
EMI/RF shielding of thermocouples
- Patent number 9,823,133
- Issue date Nov 21, 2017
- Applied Materials, Inc.
- Govinda Raj
- G01 - MEASURING TESTING
Information Patent Grant
Methods for bonding substrates
- Patent number 9,627,231
- Issue date Apr 18, 2017
- Applied Materials, Inc.
- Kadthala Ramaya Narendrnath
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Surface annealing of components for substrate processing chambers
- Patent number 9,481,608
- Issue date Nov 1, 2016
- Applied Materials, Inc.
- Ashish Bhatnagar
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Retaining ring with attachable segments
- Patent number 9,227,297
- Issue date Jan 5, 2016
- Applied Materials, Inc.
- Irfanulla Khuddus Rahmathullah
- B24 - GRINDING POLISHING
Information Patent Grant
Two-part retaining ring with interlock features
- Patent number 9,168,631
- Issue date Oct 27, 2015
- Applied Materials, Inc.
- Irfanulla Khuddus Rahmathullah
- B24 - GRINDING POLISHING
Information Patent Grant
Life enhancement of ring assembly in semiconductor manufacturing ch...
- Patent number 8,740,206
- Issue date Jun 3, 2014
- Applied Materials, Inc.
- Sandhya Arun
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Leak proof pad for CMP endpoint detection
- Patent number 8,662,957
- Issue date Mar 4, 2014
- Applied Materials, Inc.
- Young J. Paik
- B24 - GRINDING POLISHING
Information Patent Grant
Localized surface annealing of components for substrate processing...
- Patent number 8,617,672
- Issue date Dec 31, 2013
- Applied Materials, Inc.
- Ashish Bhatnagar
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Carrier head membrane
- Patent number 8,475,231
- Issue date Jul 2, 2013
- Applied Materials, Inc.
- Young J. Paik
- B24 - GRINDING POLISHING
Information Patent Grant
Measuring flow properties of multiple gas nozzles of a gas distributor
- Patent number 8,464,594
- Issue date Jun 18, 2013
- Applied Materials, Inc.
- Kadthala R. Narendrnath
- G01 - MEASURING TESTING
Information Patent Grant
Method to substantially enhance shelf life of hygroscopic component...
- Patent number 8,225,927
- Issue date Jul 24, 2012
- Applied Materials, Inc.
- Kadthala R. Narendrnath
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High efficiency electro-static chucks for semiconductor wafer proce...
- Patent number 8,043,433
- Issue date Oct 25, 2011
- Applied Materials, Inc.
- Ashish Bhatnagar
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Corrosion-resistant aluminum component having multi-layer coating
- Patent number 7,732,056
- Issue date Jun 8, 2010
- Applied Materials, Inc.
- Ashish Bhatnagar
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Cleaning a component of a process chamber
- Patent number 7,045,020
- Issue date May 16, 2006
- Applied Materials, Inc.
- Ashish Bhatnagar
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Heated catalytic treatment of an effluent gas from a substrate fabr...
- Patent number 6,824,748
- Issue date Nov 30, 2004
- Applied Materials, Inc.
- Tony S. Kaushal
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Treatment of hazardous gases in effluent
- Patent number 6,673,323
- Issue date Jan 6, 2004
- Applied Materials, Inc.
- Ashish Bhatnagar
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Erosion resistant gas energizer
- Patent number 6,391,146
- Issue date May 21, 2002
- Applied Materials, Inc.
- Ashish Bhatnagar
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Porous ceramic liner for a plasma source
- Patent number 6,367,412
- Issue date Apr 9, 2002
- Applied Materials, Inc.
- Kartik Ramaswamy
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
Carrier Head Membrane With Regions of Different Roughness
- Publication number 20230356353
- Publication date Nov 9, 2023
- Applied Materials, Inc.
- Young J. Paik
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method of Making Carrier Head Membrane With Regions of Different Ro...
- Publication number 20210245323
- Publication date Aug 12, 2021
- Applied Materials, Inc.
- Young J. Paik
- B24 - GRINDING POLISHING
Information Patent Application
CARRIER HEAD MEMBRANE WITH A BEAD
- Publication number 20200381286
- Publication date Dec 3, 2020
- Applied Materials, Inc.
- Young J. Paik
- B24 - GRINDING POLISHING
Information Patent Application
Carrier Head Membrane With Regions of Different Roughness
- Publication number 20190118336
- Publication date Apr 25, 2019
- Applied Materials, Inc.
- Young J. Paik
- B24 - GRINDING POLISHING
Information Patent Application
EMI/RF SHIELDING OF THERMOCOUPLES
- Publication number 20180017447
- Publication date Jan 18, 2018
- Applied Materials, Inc.
- Govinda RAJ
- G01 - MEASURING TESTING
Information Patent Application
CARRIER HEAD MEMBRANE WITH A BEAD
- Publication number 20170243779
- Publication date Aug 24, 2017
- Applied Materials, Inc.
- Young J. Paik
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHODS FOR BONDING SUBSTRATES
- Publication number 20170173934
- Publication date Jun 22, 2017
- Applied Materials, Inc.
- Kadthala Ramaya NARENDRNATH
- B32 - LAYERED PRODUCTS
Information Patent Application
RETAINING RING WITH ATTACHABLE SEGMENTS
- Publication number 20140287662
- Publication date Sep 25, 2014
- Irfanulla Khuddus Rahmathullah
- B24 - GRINDING POLISHING
Information Patent Application
LIFE ENHANCEMENT OF RING ASSEMBLY IN SEMICONDUCTOR MANUFACTURING CH...
- Publication number 20140238604
- Publication date Aug 28, 2014
- Sandhya ARUN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SURFACE ANNEALING OF COMPONENTS FOR SUBSTRATE PROCESSING CHAMBERS
- Publication number 20140167327
- Publication date Jun 19, 2014
- Applied Materials, Inc.
- Ashish Bhatnagar
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
THERMAL RADIATION BARRIER FOR SUBSTRATE PROCESSING CHAMBER COMPONENTS
- Publication number 20140165915
- Publication date Jun 19, 2014
- Govinda RAJ
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHODS FOR BONDING SUBSTRATES
- Publication number 20140099485
- Publication date Apr 10, 2014
- Kadthala Ramaya NARENDRNATH
- B32 - LAYERED PRODUCTS
Information Patent Application
TWO-PART RETAINING RING WITH INTERLOCK FEATURES
- Publication number 20130324017
- Publication date Dec 5, 2013
- Irfanulla Khuddus Rahmathullah
- B24 - GRINDING POLISHING
Information Patent Application
Two-Part Plastic Retaining Ring
- Publication number 20130035022
- Publication date Feb 7, 2013
- Young J. Paik
- B24 - GRINDING POLISHING
Information Patent Application
HIGH EFFICIENCY ELECTROSTATIC CHUCK ASSEMBLY FOR SEMICONDUCTOR WAFE...
- Publication number 20120154974
- Publication date Jun 21, 2012
- Applied Materials, Inc.
- Ashish Bhatnagar
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MEASURING FLOW PROPERTIES OF MULTIPLE GAS NOZZLES OF A GAS DISTRIBUTOR
- Publication number 20110217208
- Publication date Sep 8, 2011
- Applied Materials, Inc.
- Kadthala R. NARENDRNATH
- G01 - MEASURING TESTING
Information Patent Application
LIFE ENHANCEMENT OF RING ASSEMBLY IN SEMICONDUCTOR MANUFACTURING CH...
- Publication number 20110180983
- Publication date Jul 28, 2011
- Applied Materials, Inc.
- SANDHYA ARUN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COMPONENT WITH ENHANCED SHELF LIFE
- Publication number 20110114519
- Publication date May 19, 2011
- Applied Materials, Inc.
- KADTHALA R. NARENDRNATH
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Chemical Mechanical Planarization Pad With Surface Characteristics
- Publication number 20110105000
- Publication date May 5, 2011
- Yongqi Hu
- B24 - GRINDING POLISHING
Information Patent Application
EMI/RF SHIELDING OF THERMOCOUPLES
- Publication number 20110013669
- Publication date Jan 20, 2011
- Applied Materials, Inc.
- GOVINDA RAJ
- G01 - MEASURING TESTING
Information Patent Application
LEAK PROOF PAD FOR CMP ENDPOINT DETECTION
- Publication number 20100330879
- Publication date Dec 30, 2010
- Young J. Paik
- B24 - GRINDING POLISHING
Information Patent Application
Carrier Head Membrane
- Publication number 20100311311
- Publication date Dec 9, 2010
- Applied Materials, Inc.
- Young J. Paik
- B24 - GRINDING POLISHING
Information Patent Application
Carrier Head Membrane Roughness to Control Polishing Rate
- Publication number 20100173566
- Publication date Jul 8, 2010
- Applied Materials, Inc.
- Young J. Paik
- B24 - GRINDING POLISHING
Information Patent Application
CMP PAD IDENTIFICATION AND LAYER RATIO MODELING
- Publication number 20090305609
- Publication date Dec 10, 2009
- Applied Materials, Inc.
- MICHAEL E. KHAU
- B24 - GRINDING POLISHING
Information Patent Application
PAD PROPERTIES USING NANOPARTICLE ADDITIVES
- Publication number 20090278081
- Publication date Nov 12, 2009
- Applied Materials, Inc.
- Hichem M'Saad
- B24 - GRINDING POLISHING
Information Patent Application
Carrier Head Membrane
- Publication number 20090242125
- Publication date Oct 1, 2009
- APPLIED MATERIALS, INC.
- Young J. Paik
- B24 - GRINDING POLISHING
Information Patent Application
HIGH EFFICIENCY ELECTRO-STATIC CHUCKS FOR SEMICONDUCTOR WAFER PROCE...
- Publication number 20090199765
- Publication date Aug 13, 2009
- ASHISH BHATNAGAR
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Localized surface annealing of components for substrate processing...
- Publication number 20070014949
- Publication date Jan 18, 2007
- APPLIED MATERIALS, INC.
- Ashish Bhatnagar
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Corrosion-resistant aluminum component having multi-layer coating
- Publication number 20060159940
- Publication date Jul 20, 2006
- APPLIED MATERIALS, INC.
- Ashish Bhatnagar
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Cleaning a component of a process chamber
- Publication number 20040231706
- Publication date Nov 25, 2004
- APPLIED MATERIALS, INC.
- Ashish Bhatnagar
- B08 - CLEANING

Ashish BHATNAGAR

Person

Patents Grantslast 30 patents

Carrier head membrane with regions of different roughness

Method of making carrier head membrane with regions of different ro...

Carrier head membrane with regions of different roughness

Thermal radiation barrier for substrate processing chamber components

EMI/RF shielding of thermocouples

Carrier head membrane roughness to control polishing rate

Methods for bonding substrates

Life enhancement of ring assembly in semiconductor manufacturing ch...

EMI/RF shielding of thermocouples

Methods for bonding substrates

Surface annealing of components for substrate processing chambers

Retaining ring with attachable segments

Two-part retaining ring with interlock features

Life enhancement of ring assembly in semiconductor manufacturing ch...

Leak proof pad for CMP endpoint detection

Localized surface annealing of components for substrate processing...

Carrier head membrane

Measuring flow properties of multiple gas nozzles of a gas distributor

Method to substantially enhance shelf life of hygroscopic component...

High efficiency electro-static chucks for semiconductor wafer proce...

Corrosion-resistant aluminum component having multi-layer coating

Cleaning a component of a process chamber

Heated catalytic treatment of an effluent gas from a substrate fabr...

Treatment of hazardous gases in effluent

Erosion resistant gas energizer

Porous ceramic liner for a plasma source

Patents Applicationslast 30 patents

Carrier Head Membrane With Regions of Different Roughness

Method of Making Carrier Head Membrane With Regions of Different Ro...

CARRIER HEAD MEMBRANE WITH A BEAD

Carrier Head Membrane With Regions of Different Roughness

EMI/RF SHIELDING OF THERMOCOUPLES

CARRIER HEAD MEMBRANE WITH A BEAD

METHODS FOR BONDING SUBSTRATES

RETAINING RING WITH ATTACHABLE SEGMENTS

LIFE ENHANCEMENT OF RING ASSEMBLY IN SEMICONDUCTOR MANUFACTURING CH...

SURFACE ANNEALING OF COMPONENTS FOR SUBSTRATE PROCESSING CHAMBERS

THERMAL RADIATION BARRIER FOR SUBSTRATE PROCESSING CHAMBER COMPONENTS

METHODS FOR BONDING SUBSTRATES

TWO-PART RETAINING RING WITH INTERLOCK FEATURES

Two-Part Plastic Retaining Ring

HIGH EFFICIENCY ELECTROSTATIC CHUCK ASSEMBLY FOR SEMICONDUCTOR WAFE...

MEASURING FLOW PROPERTIES OF MULTIPLE GAS NOZZLES OF A GAS DISTRIBUTOR

LIFE ENHANCEMENT OF RING ASSEMBLY IN SEMICONDUCTOR MANUFACTURING CH...

COMPONENT WITH ENHANCED SHELF LIFE

Chemical Mechanical Planarization Pad With Surface Characteristics

EMI/RF SHIELDING OF THERMOCOUPLES

LEAK PROOF PAD FOR CMP ENDPOINT DETECTION

Carrier Head Membrane

Carrier Head Membrane Roughness to Control Polishing Rate

CMP PAD IDENTIFICATION AND LAYER RATIO MODELING

PAD PROPERTIES USING NANOPARTICLE ADDITIVES

Carrier Head Membrane

HIGH EFFICIENCY ELECTRO-STATIC CHUCKS FOR SEMICONDUCTOR WAFER PROCE...

Localized surface annealing of components for substrate processing...

Corrosion-resistant aluminum component having multi-layer coating

Cleaning a component of a process chamber