Karthik Kadirvel

Person

San Jose, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Systems and methods for providing a distributed battery architecture
- Patent number 12,081,059
- Issue date Sep 3, 2024
- Meta Platforms Technologies, LLC
- Sachin Ramesh Chandra
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Curved battery-pack devices and accessories
- Patent number 11,870,027
- Issue date Jan 9, 2024
- Meta Platforms Technologies, LLC
- Jason Howard
- G02 - OPTICS
Information Patent Grant
Pass-through ratcheting mechanism
- Patent number 11,846,390
- Issue date Dec 19, 2023
- Meta Platforms Technologies, LLC
- Jason Howard
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatus, systems, and methods for distributed charging and discha...
- Patent number 11,750,009
- Issue date Sep 5, 2023
- Meta Platforms Technologies, LLP
- Gene R. Obie
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Curve retention for curved batteries
- Patent number 11,688,905
- Issue date Jun 27, 2023
- Meta Platforms Technologies, LLC
- Jason Howard
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Curved battery-pack devices and accessories
- Patent number 11,563,233
- Issue date Jan 24, 2023
- Meta Platforms Technologies, LLC
- Jason Howard
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Battery pack architecture for parallel connection of cells
- Patent number 11,431,042
- Issue date Aug 30, 2022
- Meta Platforms Technologies, LLC
- Karthik Kadirvel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Artificial-reality headset assembly with back-of-the-head battery
- Patent number 11,300,999
- Issue date Apr 12, 2022
- Facebook Technologies, LLC
- Karthik Kadirvel
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatus, systems, and methods for distributed charging and discha...
- Patent number 11,133,693
- Issue date Sep 28, 2021
- Facebook Technologies, LLC
- Gene R. Obie
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Apparatus and method for in-situ battery swell measurement
- Patent number 10,983,170
- Issue date Apr 20, 2021
- Facebook Technologies, LLC
- Karthik Kadirvel
- G01 - MEASURING TESTING
Information Patent Grant
Systems and methods for environment sensing
- Patent number 10,724,978
- Issue date Jul 28, 2020
- Apple Inc.
- Saroj K. Sahu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Protection of parallel connected cells in battery packs
- Patent number 10,355,497
- Issue date Jul 16, 2019
- Apple Inc.
- Karthik Kadirvel
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Systems and methods for management of asymmetrical multi-tapped bat...
- Patent number 10,236,694
- Issue date Mar 19, 2019
- Apple Inc.
- Thomas C. Greening
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Dynamic battery cell impedance monitoring
- Patent number 10,211,653
- Issue date Feb 19, 2019
- Apple Inc.
- Karthik Kadirvel
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Highly accurate over current fault protection for battery packs
- Patent number 10,084,326
- Issue date Sep 25, 2018
- Apple Inc.
- Karthik Kadirvel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of using a field-effect transistor as a current sensing device
- Patent number 9,813,063
- Issue date Nov 7, 2017
- Apple Inc.
- Gary L. Stirk
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method for communication across voltage domains
- Patent number 9,413,354
- Issue date Aug 9, 2016
- Apple Inc.
- Gary L. Stirk
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
IMPLEMENTING A CONDUCTIVE TRACE AND A LIGHT-EMITTING DIODE (LED) ON...
- Publication number 20240339580
- Publication date Oct 10, 2024
- Meta Platforms Technologies, LLC
- Le CHANG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SWAPPABLE BATTERY FOR WEARABLE DEVICES
- Publication number 20240337867
- Publication date Oct 10, 2024
- Meta Platforms Technologies, LLC
- Tianren XU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METAL CAN BATTERY WITH STEPPED ENCLOSURE
- Publication number 20240213631
- Publication date Jun 27, 2024
- Meta Platforms Technologies, LLC
- Ankur Gupta
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MULTI-MODAL CONTROL OF SYSTEMS WITH MULTIPLE ENERGY SOURCES
- Publication number 20240204549
- Publication date Jun 20, 2024
- Meta Platforms Technologies, LLC
- Ankur Gupta
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CURVED BATTERY-PACK DEVICES AND ACCESSORIES
- Publication number 20240097176
- Publication date Mar 21, 2024
- Meta Platforms Technologies, LLC
- Jason Howard
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
BATTERY ANOMALY DETECTION SYSTEM
- Publication number 20240072548
- Publication date Feb 29, 2024
- Meta Platforms Technologies, LLC
- Karthik Kadirvel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PASS-THROUGH RATCHETING MECHANISM
- Publication number 20240053796
- Publication date Feb 15, 2024
- Meta Platforms Technologies, LLC
- Jason Howard
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
APPARATUS, SYSTEM, AND METHOD FOR ACHIEVING FLEXIBILITY AND DURABIL...
- Publication number 20230411743
- Publication date Dec 21, 2023
- Meta Platforms Technologies, LLC
- Tianren Xu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
2D NON-CUBOIDAL METAL CAN BATTERIES
- Publication number 20230318092
- Publication date Oct 5, 2023
- Meta Platforms Technologies, LLC
- Matthew Aaron
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Anode and Cathode Tab Architecture for Parallel Connection of Batte...
- Publication number 20230223663
- Publication date Jul 13, 2023
- Meta Platforms Technologies, LLC
- Karthik Kadirvel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SYSTEMS AND METHODS FOR PROTECTING BATTERIES
- Publication number 20230096836
- Publication date Mar 30, 2023
- Meta Platforms Technologies, LLC
- Karthik Kadirvel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
APPARATUS, SYSTEMS, AND METHODS FOR DISTRIBUTED CHARGING AND DISCHA...
- Publication number 20210391738
- Publication date Dec 16, 2021
- Facebook Technologies, LLC
- Gene R. Obie
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
PASS-THROUGH RATCHETING MECHANISM
- Publication number 20210381639
- Publication date Dec 9, 2021
- Facebook Technologies, LLC
- Jason Howard
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Battery Pack Architecture for Parallel Connection of Cells
- Publication number 20210075074
- Publication date Mar 11, 2021
- Facebook Technologies, LLC
- Karthik Kadirvel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
APPARATUS, SYSTEMS, AND METHODS FOR DISTRIBUTED CHARGING AND DISCHA...
- Publication number 20200395778
- Publication date Dec 17, 2020
- Facebook Technologies, LLC
- Gene R. Obie
- G04 - HOROLOGY
Information Patent Application
SYSTEMS AND METHODS FOR ENVIRONMENT SENSING
- Publication number 20190101501
- Publication date Apr 4, 2019
- Apple Inc.
- Saroj K. SAHU
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Highly Accurate Over Current Fault Protection for Battery Packs
- Publication number 20180337537
- Publication date Nov 22, 2018
- Apple Inc.
- Karthik Kadirvel
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DYNAMIC BATTERY CELL IMPEDANCE MONITORING
- Publication number 20180254641
- Publication date Sep 6, 2018
- Apple Inc.
- Karthik Kadirvel
- G01 - MEASURING TESTING
Information Patent Application
DETERMINATION OF A BATTERY-MODEL PARAMETER
- Publication number 20180080992
- Publication date Mar 22, 2018
- Apple Inc.
- Karthik KADIRVEL
- G01 - MEASURING TESTING
Information Patent Application
Systems and Methods for Management of Asymmetrical Multi-Tapped Bat...
- Publication number 20180034288
- Publication date Feb 1, 2018
- Apple Inc.
- Thomas C. Greening
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Highly Accurate Over Current Fault Protection for Battery Packs
- Publication number 20160380447
- Publication date Dec 29, 2016
- Apple Inc.
- Karthik Kadirvel
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Protection Of Parallel Connected Cells In Battery Packs
- Publication number 20160336773
- Publication date Nov 17, 2016
- Apple Inc.
- Karthik Kadirvel
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD FOR COMMUNICATION ACROSS VOLTAGE DOMAINS
- Publication number 20160182047
- Publication date Jun 23, 2016
- Apple Inc.
- Gary L. Stirk
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
METHOD OF USING A FIELD-EFFECT TRANSISTOR AS A CURRENT SENSING DEVICE
- Publication number 20160178705
- Publication date Jun 23, 2016
- Apple Inc.
- Gary L. Stirk
- G01 - MEASURING TESTING
Information Patent Application
CELL VOLTAGE SENSING FOR RECHARGEABLE BATTERY PACKS
- Publication number 20160093921
- Publication date Mar 31, 2016
- Apple Inc.
- Karthik Kadirvel
- G01 - MEASURING TESTING

Karthik Kadirvel

Person

Patents Grantslast 30 patents

Systems and methods for providing a distributed battery architecture

Curved battery-pack devices and accessories

Pass-through ratcheting mechanism

Apparatus, systems, and methods for distributed charging and discha...

Curve retention for curved batteries

Curved battery-pack devices and accessories

Battery pack architecture for parallel connection of cells

Artificial-reality headset assembly with back-of-the-head battery

Apparatus, systems, and methods for distributed charging and discha...

Apparatus and method for in-situ battery swell measurement

Systems and methods for environment sensing

Protection of parallel connected cells in battery packs

Systems and methods for management of asymmetrical multi-tapped bat...

Dynamic battery cell impedance monitoring

Highly accurate over current fault protection for battery packs

Method of using a field-effect transistor as a current sensing device

Method for communication across voltage domains

Patents Applicationslast 30 patents

IMPLEMENTING A CONDUCTIVE TRACE AND A LIGHT-EMITTING DIODE (LED) ON...

SWAPPABLE BATTERY FOR WEARABLE DEVICES

METAL CAN BATTERY WITH STEPPED ENCLOSURE

MULTI-MODAL CONTROL OF SYSTEMS WITH MULTIPLE ENERGY SOURCES

CURVED BATTERY-PACK DEVICES AND ACCESSORIES

BATTERY ANOMALY DETECTION SYSTEM

PASS-THROUGH RATCHETING MECHANISM

APPARATUS, SYSTEM, AND METHOD FOR ACHIEVING FLEXIBILITY AND DURABIL...

2D NON-CUBOIDAL METAL CAN BATTERIES

Anode and Cathode Tab Architecture for Parallel Connection of Batte...

SYSTEMS AND METHODS FOR PROTECTING BATTERIES

APPARATUS, SYSTEMS, AND METHODS FOR DISTRIBUTED CHARGING AND DISCHA...

PASS-THROUGH RATCHETING MECHANISM

Battery Pack Architecture for Parallel Connection of Cells

APPARATUS, SYSTEMS, AND METHODS FOR DISTRIBUTED CHARGING AND DISCHA...

SYSTEMS AND METHODS FOR ENVIRONMENT SENSING

Highly Accurate Over Current Fault Protection for Battery Packs

DYNAMIC BATTERY CELL IMPEDANCE MONITORING

DETERMINATION OF A BATTERY-MODEL PARAMETER

Systems and Methods for Management of Asymmetrical Multi-Tapped Bat...

Highly Accurate Over Current Fault Protection for Battery Packs

Protection Of Parallel Connected Cells In Battery Packs

METHOD FOR COMMUNICATION ACROSS VOLTAGE DOMAINS

METHOD OF USING A FIELD-EFFECT TRANSISTOR AS A CURRENT SENSING DEVICE

CELL VOLTAGE SENSING FOR RECHARGEABLE BATTERY PACKS