Ismail Agirman

Person

Southington, CT, US

People

Patents Grantslast 30 patents

Information Patent Grant
Dual mode converter for air conditioning system
- Patent number 12,085,291
- Issue date Sep 10, 2024
- Carrier Corporation
- Chengzhu Piao
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor braking for air conditioning system
- Patent number 12,018,875
- Issue date Jun 25, 2024
- Carrier Corporation
- Ismail Agirman
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Heat exchanger for power electronics
- Patent number 11,988,421
- Issue date May 21, 2024
- Carrier Corporation
- Lokanath Mohanta
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Adjustment of drop rate of elevator car with electromagnetic brake...
- Patent number 11,897,725
- Issue date Feb 13, 2024
- Otis Elevator Company
- Steven M. Millett
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Intelligent charging connector for transport refrigeration system
- Patent number 11,772,508
- Issue date Oct 3, 2023
- Carrier Corporation
- Xu She
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Decentralized power management in an elevator system
- Patent number 11,613,444
- Issue date Mar 28, 2023
- Otis Elevator Company
- Virgilio Valdivia Guerrero
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Time sharing control of transport refrigeration system
- Patent number 11,584,195
- Issue date Feb 21, 2023
- Carrier Corporation
- Jaegue Shin
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Voltage conversion system for transport refrigeration system
- Patent number 11,554,642
- Issue date Jan 17, 2023
- Carrier Corporation
- Xu She
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Single phase operation of three phase regenerative drives
- Patent number 11,482,942
- Issue date Oct 25, 2022
- Otis Elevator Company
- Ismail Agirman
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Single stage, two level pulse width modulation strategies for activ...
- Patent number 11,482,920
- Issue date Oct 25, 2022
- Carrier Corporation
- Ismail Agirman
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Hybrid cooling for power electronics unit
- Patent number 11,464,136
- Issue date Oct 4, 2022
- Carrier Corporation
- Xu She
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Power module and converter with asymmetrical semiconductor rating a...
- Patent number 11,404,972
- Issue date Aug 2, 2022
- Carrier Corporation
- Xu She
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Pulse width modulation interleaving
- Patent number 11,404,954
- Issue date Aug 2, 2022
- Carrier Corporation
- Da Zhang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Variable frequency drive thermal management
- Patent number 11,398,794
- Issue date Jul 26, 2022
- Carrier Corporation
- Ismail Agirman
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Automatic rescue and charging system for elevator drive
- Patent number 11,053,096
- Issue date Jul 6, 2021
- Otis Elevator Company
- Ismail Agirman
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Power control system for a battery driven elevator
- Patent number 11,014,786
- Issue date May 25, 2021
- Otis Elevator Company
- Ismail Agirman
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Paralleled passive front-end rectifiers with and without interleaving
- Patent number 10,944,335
- Issue date Mar 9, 2021
- Carrier Corporation
- Ismail Agirman
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method of controlling paralleled passive front-end rectifiers with...
- Patent number 10,833,603
- Issue date Nov 10, 2020
- Carrier Corporation
- Ismail Agirman
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electromagnetic brake system for an elevator with variable rate of...
- Patent number 10,745,239
- Issue date Aug 18, 2020
- Otis Elevator Company
- Steven M. Millet
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Multilevel drive half DC bus power supplies
- Patent number 10,734,925
- Issue date Aug 4, 2020
- Otis Elevator Company
- Steven M. Millett
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Conveyance system having paralleled drives
- Patent number 10,654,682
- Issue date May 19, 2020
- Otis Elevator Company
- Ismail Agirman
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
PWM strategy for regenerative multilevel drive
- Patent number 10,513,413
- Issue date Dec 24, 2019
- Otis Elevator Company
- Ismail Agirman
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Interposition inductor arrangement for multiple drives in parallel
- Patent number 10,454,387
- Issue date Oct 22, 2019
- Otis Elevator Company
- Ismail Agirman
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Converter pulse width modulation strategies for three phase regener...
- Patent number 10,381,968
- Issue date Aug 13, 2019
- Otis Elevator Company
- Ismail Agirman
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Elevator system having battery and energy storage device
- Patent number 10,343,872
- Issue date Jul 9, 2019
- Otis Elevator Company
- Ismail Agirman
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Elevator drive control to protect drive components from moisture
- Patent number 10,287,131
- Issue date May 14, 2019
- Otis Elevator Company
- Prasanna Nagarajan
- G05 - CONTROLLING REGULATING
Information Patent Grant
Elevator load weighing system
- Patent number 10,273,119
- Issue date Apr 30, 2019
- Otis Elevator Company
- James L. Hubbard
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Bus capacitor bank configuration for a regenerative drive
- Patent number 10,246,294
- Issue date Apr 2, 2019
- Otis Elevator Company
- Ismail Agirman
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Control strategies for multilevel line regenerative drive
- Patent number 10,221,038
- Issue date Mar 5, 2019
- Otis Elevator Company
- Ismail Agirman
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Hybrid direct current link system for a regenerative drive
- Patent number 10,218,262
- Issue date Feb 26, 2019
- Otis Elevator Company
- Ismail Agirman
- B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents

Information Patent Application
DETECTION METHOD AND APPARATUS FOR MOTOR PARAMETERS
- Publication number 20240356469
- Publication date Oct 24, 2024
- Carrier Corporation
- Kun Chen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR IDENTIFICATION TEST
- Publication number 20240210063
- Publication date Jun 27, 2024
- Carrier Corporation
- Ismail Agirman
- G01 - MEASURING TESTING
Information Patent Application
REFRIGERANT CIRCUIT AND COOLING SYSTEM FOR VFD HEAT SINK AND DEVICES
- Publication number 20240206122
- Publication date Jun 20, 2024
- Carrier Corporation
- Lokanath Mohanta
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
HYBRID POWER SYSTEM FOR TRANSPORT REFRIGERATION SYSTEMS
- Publication number 20240022160
- Publication date Jan 18, 2024
- Carrier Corporation
- Ismail Agirman
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ACTIVE HARMONIC COMPENSATOR FOR VARIABLE SPEED CHILLERS
- Publication number 20240022070
- Publication date Jan 18, 2024
- Carrier Corporation
- Luis Arnedo
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD, CONTROL DEVICE FOR CONTROLLING ASYNCHRONOUS INDUCTION MOTOR...
- Publication number 20230361702
- Publication date Nov 9, 2023
- Carrier Corporation
- Zhenyu Zhang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
COMBINED LIQUID AND AIR COOLED POWER ELECTRONICS ASSEMBLY
- Publication number 20230301042
- Publication date Sep 21, 2023
- Carrier Corporation
- Arindom Joardar
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
MECHANICALLY EXPANDED MICROFIN TUBE LIQUID COOLED HEAT SINK
- Publication number 20230292464
- Publication date Sep 14, 2023
- Carrier Corporation
- Arindom Joardar
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
THERMAL REGULATION OF DRIVE IN AIR CONDITIONING SYSTEMS
- Publication number 20230258348
- Publication date Aug 17, 2023
- Carrier Corporation
- Chengzhu Piao
- F24 - HEATING RANGES VENTILATING
Information Patent Application
LOW COST REFORMING CIRCUITRY FOR ELECTROLYTIC CAPACITORS IN VARIABL...
- Publication number 20230260719
- Publication date Aug 17, 2023
- Carrier Corporation
- Ismail Agirman
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CURRENT REGULATION IN AIR CONDITIONING SYSTEMS
- Publication number 20230213256
- Publication date Jul 6, 2023
- Carrier Corporation
- Jaegue Shin
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
VARIABLE FREQUENCY DRIVE (VFD) SURGE DETECTION AND RESPONSE
- Publication number 20230193914
- Publication date Jun 22, 2023
- Carrier Corporation
- David Ginsberg
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
HVAC-CENTRIC ENERGY HUB SYSTEM
- Publication number 20230178992
- Publication date Jun 8, 2023
- Carrier Corporation
- Xu She
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
REFRIGERANT COOLED HEAT SINK FOR POWER ELECTRONIC MODULES
- Publication number 20230138320
- Publication date May 4, 2023
- Carrier Corporation
- Konstantin Borisov
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
BOOST CONVERTER STATE CONTROL
- Publication number 20230134793
- Publication date May 4, 2023
- Carrier Corporation
- Thomas Dotson
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
HEAT EXCHANGER FOR POWER ELECTRONICS
- Publication number 20230128951
- Publication date Apr 27, 2023
- Carrier Corporation
- Arindom Joardar
- F24 - HEATING RANGES VENTILATING
Information Patent Application
SEAL FOR THERMAL INTERFACE MATERIAL OF POWER ELECTRONICS MODULES
- Publication number 20230127088
- Publication date Apr 27, 2023
- Carrier Corporation
- Konstantin Borisov
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
ENHANCED CHANNEL CONFIGURATION FOR HEAT EXCHANGER TO COOL POWER ELE...
- Publication number 20230126158
- Publication date Apr 27, 2023
- Carrier Corporation
- Lokanath Mohanta
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
DC BUS CAPACITOR ASSEMBLIES FOR VIENNA VFD IN AIR CONDITIONING SYSTEMS
- Publication number 20230109173
- Publication date Apr 6, 2023
- Carrier Corporation
- Konstantin Borisov
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR BRAKING FOR AIR CONDITIONING SYSTEM
- Publication number 20230109540
- Publication date Apr 6, 2023
- Carrier Corporation
- Ismail Agirman
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
DC OUTPUT VOLTAGE REGULATION IN CONVERTER FOR AIR CONDITIONING SYSTEMS
- Publication number 20230108226
- Publication date Apr 6, 2023
- Carrier Corporation
- Konstantin Borisov
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ACTIVE CONVERTER FOR AIR CONDITIONING SYSTEMS
- Publication number 20230101287
- Publication date Mar 30, 2023
- Carrier Corporation
- Ismail Agirman
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DUAL MODE CONVERTER FOR AIR CONDITIONING SYSTEM
- Publication number 20230059776
- Publication date Feb 23, 2023
- Carrier Corporation
- Chengzhu Piao
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
HEAT EXCHANGER FOR POWER ELECTRONICS
- Publication number 20220373236
- Publication date Nov 24, 2022
- Carrier Corporation
- Lokanath Mohanta
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
SYSTEMS AND METHODS FOR CURRENT SENSING AND CONTROL FOR MULTIPHASE...
- Publication number 20220368212
- Publication date Nov 17, 2022
- Carrier Corporation
- Xu She
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SINGLE STAGE, TWO LEVEL PULSE WIDTH MODULATION STRATEGIES FOR ACTIV...
- Publication number 20210367503
- Publication date Nov 25, 2021
- Carrier Corporation
- Ismail Agirman
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
HYBRID COOLING FOR POWER ELECTRONICS UNIT
- Publication number 20210352826
- Publication date Nov 11, 2021
- Carrier Corporation
- Xu She
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
VOLTAGE CONVERSION SYSTEM FOR TRANSPORT REFRIGERATION SYSTEM
- Publication number 20210331560
- Publication date Oct 28, 2021
- Carrier Corporation
- Xu She
- B60 - VEHICLES IN GENERAL
Information Patent Application
VARIABLE FREQUENCY DRIVE THERMAL MANAGEMENT
- Publication number 20210234497
- Publication date Jul 29, 2021
- Carrier Corporation
- Ismail Agirman
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER MODULE AND CONVERTER WITH ASYMMETRICAL SEMICONDUCTOR RATING A...
- Publication number 20210159807
- Publication date May 27, 2021
- Carrier Corporation
- Xu She
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Ismail Agirman

Person

Patents Grantslast 30 patents

Dual mode converter for air conditioning system

Motor braking for air conditioning system

Heat exchanger for power electronics

Adjustment of drop rate of elevator car with electromagnetic brake...

Intelligent charging connector for transport refrigeration system

Decentralized power management in an elevator system

Time sharing control of transport refrigeration system

Voltage conversion system for transport refrigeration system

Single phase operation of three phase regenerative drives

Single stage, two level pulse width modulation strategies for activ...

Hybrid cooling for power electronics unit

Power module and converter with asymmetrical semiconductor rating a...

Pulse width modulation interleaving

Variable frequency drive thermal management

Automatic rescue and charging system for elevator drive

Power control system for a battery driven elevator

Paralleled passive front-end rectifiers with and without interleaving

Method of controlling paralleled passive front-end rectifiers with...

Electromagnetic brake system for an elevator with variable rate of...

Multilevel drive half DC bus power supplies

Conveyance system having paralleled drives

PWM strategy for regenerative multilevel drive

Interposition inductor arrangement for multiple drives in parallel

Converter pulse width modulation strategies for three phase regener...

Elevator system having battery and energy storage device

Elevator drive control to protect drive components from moisture

Elevator load weighing system

Bus capacitor bank configuration for a regenerative drive

Control strategies for multilevel line regenerative drive

Hybrid direct current link system for a regenerative drive

Patents Applicationslast 30 patents

DETECTION METHOD AND APPARATUS FOR MOTOR PARAMETERS

MOTOR IDENTIFICATION TEST

REFRIGERANT CIRCUIT AND COOLING SYSTEM FOR VFD HEAT SINK AND DEVICES

HYBRID POWER SYSTEM FOR TRANSPORT REFRIGERATION SYSTEMS

ACTIVE HARMONIC COMPENSATOR FOR VARIABLE SPEED CHILLERS

METHOD, CONTROL DEVICE FOR CONTROLLING ASYNCHRONOUS INDUCTION MOTOR...

COMBINED LIQUID AND AIR COOLED POWER ELECTRONICS ASSEMBLY

MECHANICALLY EXPANDED MICROFIN TUBE LIQUID COOLED HEAT SINK

THERMAL REGULATION OF DRIVE IN AIR CONDITIONING SYSTEMS

LOW COST REFORMING CIRCUITRY FOR ELECTROLYTIC CAPACITORS IN VARIABL...

CURRENT REGULATION IN AIR CONDITIONING SYSTEMS

VARIABLE FREQUENCY DRIVE (VFD) SURGE DETECTION AND RESPONSE

HVAC-CENTRIC ENERGY HUB SYSTEM

REFRIGERANT COOLED HEAT SINK FOR POWER ELECTRONIC MODULES

BOOST CONVERTER STATE CONTROL

HEAT EXCHANGER FOR POWER ELECTRONICS

SEAL FOR THERMAL INTERFACE MATERIAL OF POWER ELECTRONICS MODULES

ENHANCED CHANNEL CONFIGURATION FOR HEAT EXCHANGER TO COOL POWER ELE...

DC BUS CAPACITOR ASSEMBLIES FOR VIENNA VFD IN AIR CONDITIONING SYSTEMS

MOTOR BRAKING FOR AIR CONDITIONING SYSTEM

DC OUTPUT VOLTAGE REGULATION IN CONVERTER FOR AIR CONDITIONING SYSTEMS

ACTIVE CONVERTER FOR AIR CONDITIONING SYSTEMS

DUAL MODE CONVERTER FOR AIR CONDITIONING SYSTEM

HEAT EXCHANGER FOR POWER ELECTRONICS

SYSTEMS AND METHODS FOR CURRENT SENSING AND CONTROL FOR MULTIPHASE...

SINGLE STAGE, TWO LEVEL PULSE WIDTH MODULATION STRATEGIES FOR ACTIV...

HYBRID COOLING FOR POWER ELECTRONICS UNIT

VOLTAGE CONVERSION SYSTEM FOR TRANSPORT REFRIGERATION SYSTEM

VARIABLE FREQUENCY DRIVE THERMAL MANAGEMENT

POWER MODULE AND CONVERTER WITH ASYMMETRICAL SEMICONDUCTOR RATING A...