Dumitru Puiu

Person

Sterling Heights, MI, US

People

Patents Grantslast 30 patents

Information Patent Grant
System for electronic parking brake actuation
- Patent number 11,745,714
- Issue date Sep 5, 2023
- GM Global Technology Operations LLC
- Dumitru Puiu
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Torque-actuated variable compression ratio phaser
- Patent number 11,280,263
- Issue date Mar 22, 2022
- GM Global Technology Operations LLC
- Ryan M. Heinbuch
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Park system for dual motor drive unit
- Patent number 11,192,436
- Issue date Dec 7, 2021
- GM Global Technology Operations LLC
- Dumitru Puiu
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Engine assembly including gearbox for varying compression ratio of...
- Patent number 11,149,825
- Issue date Oct 19, 2021
- GM Global Technology Operations LLC
- Ryan M. Heinbuch
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Engine assembly including a force splitter for varying compression...
- Patent number 11,131,240
- Issue date Sep 28, 2021
- GM Global Technology Operations LLC
- Ryan Heinbuch
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Bidirectional overrunning clutch for a motor vehicle
- Patent number 10,962,064
- Issue date Mar 30, 2021
- GM Global Technology Operations LLC
- Dumitru Puiu
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Roller-gear shift by wire parking system
- Patent number 10,914,378
- Issue date Feb 9, 2021
- GM Global Technology Operations LLC
- Dumitru Puiu
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Electric motor torque limiting clutch
- Patent number 10,690,198
- Issue date Jun 23, 2020
- GM Global Technology Operations LLC
- Dumitru Puiu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Shift by wire parking system
- Patent number 10,495,223
- Issue date Dec 3, 2019
- GM Global Technology Operations LLC
- Dumitru Puiu
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Clutch system for a transmission
- Patent number 9,482,288
- Issue date Nov 1, 2016
- FCA US LLC
- Goro Tamai
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Multi-mode hybrid variable drive unit
- Patent number 9,387,752
- Issue date Jul 12, 2016
- FCA US LLC
- Dumitru Puiu
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Start-up strategy for hybrid powertrain
- Patent number 9,353,692
- Issue date May 31, 2016
- FCA US LLC
- Laszlo Hideg
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Enhanced electrically variable drive unit
- Patent number 9,109,674
- Issue date Aug 18, 2015
- FCA US LLC
- Michael L Duhaime
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Clutch system for a transmission
- Patent number 8,961,343
- Issue date Feb 24, 2015
- Chrysler Group LLC
- Goro Tamai
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Electrically variable drive unit
- Patent number 8,939,858
- Issue date Jan 27, 2015
- Chrysler Group LLC
- Dumitru Puiu
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Electric motor with coolant shield assembly
- Patent number 8,937,413
- Issue date Jan 20, 2015
- Chrysler Group LLC
- Dumitru Puiu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Hybrid dual configuration transmission
- Patent number 8,795,115
- Issue date Aug 5, 2014
- Chrysler Group LLC
- Dumitru Puiu
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Electric motor assist for transmission electric oil pump
- Patent number 8,795,118
- Issue date Aug 5, 2014
- Chrysler Group LLC
- Laszlo Hideg
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Multi-speed drive unit
- Patent number 8,657,712
- Issue date Feb 25, 2014
- Chrysler Group LLC
- Goro Tamai
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Multi-mode drive unit
- Patent number 8,651,989
- Issue date Feb 18, 2014
- Chrysler Group LLC
- Dumitru Puiu
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Multi-mode drive unit
- Patent number 8,512,187
- Issue date Aug 20, 2013
- Chrysler Group LLC
- Dumitru Puiu
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Multi-speed drive unit
- Patent number 8,444,516
- Issue date May 21, 2013
- Chrysler Group LLC
- Goro Tamai
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Hybrid transmission having synchronizers
- Patent number 8,382,623
- Issue date Feb 26, 2013
- Chrysler Group LLC
- Dumitru Puiu
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Hybrid transmission having synchronizers
- Patent number 8,118,703
- Issue date Feb 21, 2012
- Chrysler Group LLC
- Dumitru Puiu
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Multi-speed epicyclic powershift transmission
- Patent number 8,113,981
- Issue date Feb 14, 2012
- Magna Powertrain USA, Inc.
- Malcolm E. Kirkwood
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Axle assembly with torque vectoring drive mechanism
- Patent number 7,503,866
- Issue date Mar 17, 2009
- Magna Powertrain USA, Inc.
- Dumitru Puiu
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Torque distributing drive unit for motor vehicles
- Patent number 7,361,113
- Issue date Apr 22, 2008
- Magna Powertrain USA, Inc.
- Dumitru Puiu
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Torque transfer mechanisms with power-operated clutch actuator
- Patent number 7,337,886
- Issue date Mar 4, 2008
- Magna Powertrain USA, Inc.
- Dumitru Puiu
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Torque coupling with power-operated clutch actuator
- Patent number 7,338,403
- Issue date Mar 4, 2008
- Magna Powertrain USA, Inc.
- Dumitru Puiu
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Hydraulic control system for multiple clutches in a motor vehicle
- Patent number 7,294,086
- Issue date Nov 13, 2007
- Magna Powertrain, USA, Inc.
- James S. Brissenden
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM FOR ELECTRONIC PARKING BRAKE ACTUATION
- Publication number 20220324427
- Publication date Oct 13, 2022
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Dumitru Puiu
- B60 - VEHICLES IN GENERAL
Information Patent Application
Torque-Actuated Variable Compression Ratio Phaser
- Publication number 20210340904
- Publication date Nov 4, 2021
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Ryan M. HEINBUCH
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Engine Assembly Including Gearbox For Varying Compression Ratio Of...
- Publication number 20210324944
- Publication date Oct 21, 2021
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Ryan M. HEINBUCH
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
BIDIRECTIONAL OVERRUNNING CLUTCH FOR A MOTOR VEHICLE
- Publication number 20200355224
- Publication date Nov 12, 2020
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Dumitru Puiu
- B60 - VEHICLES IN GENERAL
Information Patent Application
ROLLER-GEAR SHIFT BY WIRE PARKING SYSTEM
- Publication number 20200355267
- Publication date Nov 12, 2020
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Dumitru Puiu
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
SHIFT BY WIRE PARKING SYSTEM
- Publication number 20190211928
- Publication date Jul 11, 2019
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Dumitru Puiu
- B60 - VEHICLES IN GENERAL
Information Patent Application
ELECTRIC MOTOR TORQUE LIMITING CLUTCH
- Publication number 20190063515
- Publication date Feb 28, 2019
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Dumitru PUIU
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
PARK CONTROL SYSTEM FOR A VEHICLE TRANSMISSION
- Publication number 20180112774
- Publication date Apr 26, 2018
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Joseph R. Littlefield
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
MULTI-MODE HYBRID VARIABLE DRIVE UNIT
- Publication number 20150148172
- Publication date May 28, 2015
- Dumitru Puiu
- B60 - VEHICLES IN GENERAL
Information Patent Application
CLUTCH SYSTEM FOR A TRANSMISSION
- Publication number 20150136558
- Publication date May 21, 2015
- Goro Tamai
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
ENHANCED ELECTRICALLY VARIABLE DRIVE UNIT
- Publication number 20150105200
- Publication date Apr 16, 2015
- Michael L. Duhaime
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
MULTI-MODE HYBRID VARIABLE DRIVE UNIT
- Publication number 20140171247
- Publication date Jun 19, 2014
- Dumitru Puiu
- B60 - VEHICLES IN GENERAL
Information Patent Application
ELECTRIC MOTOR WITH COOLANT SHIELD ASSEMBLY
- Publication number 20140097713
- Publication date Apr 10, 2014
- Dumitru Puiu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MULTI-MODE DRIVE UNIT
- Publication number 20130225349
- Publication date Aug 29, 2013
- Dumitru Puiu
- B60 - VEHICLES IN GENERAL
Information Patent Application
HYBRID DUAL CONFIGURATION TRANSMISSION
- Publication number 20130210567
- Publication date Aug 15, 2013
- CHRYSLER GROUP LLC
- Dumitru Puiu
- B60 - VEHICLES IN GENERAL
Information Patent Application
START-UP STRATEGY FOR HYBRID POWERTRAIN
- Publication number 20130151131
- Publication date Jun 13, 2013
- Hideg Laszlo
- B60 - VEHICLES IN GENERAL
Information Patent Application
ELECTRICALLY VARIABLE DRIVE UNIT
- Publication number 20130150198
- Publication date Jun 13, 2013
- Dumitru Puiu
- B60 - VEHICLES IN GENERAL
Information Patent Application
CLUTCH SYSTEM FOR A TRANSMISSION
- Publication number 20130023368
- Publication date Jan 24, 2013
- CHRYSLER GROUP LLC
- Goro Tamai
- B60 - VEHICLES IN GENERAL
Information Patent Application
ELECTRIC MOTOR ASSIST FOR TRANSMISSION ELECTRIC OIL PUMP
- Publication number 20120275930
- Publication date Nov 1, 2012
- CHRYSLER GROUP LLC
- Laszlo Hideg
- B60 - VEHICLES IN GENERAL
Information Patent Application
HYBRID TRANSMISSION HAVING SYNCHRONIZERS
- Publication number 20120115660
- Publication date May 10, 2012
- CHRYSLER GROUP LLC
- Dumitru Puiu
- B60 - VEHICLES IN GENERAL
Information Patent Application
MULTI-SPEED DRIVE UNIT
- Publication number 20120065015
- Publication date Mar 15, 2012
- GORO TAMAI
- B60 - VEHICLES IN GENERAL
Information Patent Application
MULTI-SPEED DRIVE UNIT
- Publication number 20120065016
- Publication date Mar 15, 2012
- GORO TAMAI
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
MULTI-MODE DRIVE UNIT
- Publication number 20120065014
- Publication date Mar 15, 2012
- DUMITRU PUIU
- B60 - VEHICLES IN GENERAL
Information Patent Application
Hydraulic Shift System for Power Transfer Devices
- Publication number 20090250309
- Publication date Oct 8, 2009
- Dumitru Puiu
- B60 - VEHICLES IN GENERAL
Information Patent Application
Multi-Speed Epicyclic PowerShift Transmission
- Publication number 20090118060
- Publication date May 7, 2009
- Malcolm E. KIRKWOOD
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Axle Assembly With Torque Vectoring Drive Mechanism
- Publication number 20080153649
- Publication date Jun 26, 2008
- Magna Powertrain USA, Inc.
- Dumitru Puiu
- B60 - VEHICLES IN GENERAL
Information Patent Application
HYBRID TRANSMISSION HAVING SYNCHRONIZERS
- Publication number 20080132374
- Publication date Jun 5, 2008
- Dumitru Puiu
- B60 - VEHICLES IN GENERAL
Information Patent Application
Torque transfer mechanisms with power-operated clutch actuator
- Publication number 20070158160
- Publication date Jul 12, 2007
- Magna Powertrain USA, Inc.
- Dumitru Puiu
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Torque transfer mechanism with power-operated clutch actuator
- Publication number 20060278489
- Publication date Dec 14, 2006
- Magna Powertrain USA, Inc.
- Dumitru Puiu
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Drive axle assembly with torque distributing limited slip different...
- Publication number 20060276292
- Publication date Dec 7, 2006
- Dumitru Puiu
- B60 - VEHICLES IN GENERAL

Dumitru Puiu

Person

Patents Grantslast 30 patents

System for electronic parking brake actuation

Torque-actuated variable compression ratio phaser

Park system for dual motor drive unit

Engine assembly including gearbox for varying compression ratio of...

Engine assembly including a force splitter for varying compression...

Bidirectional overrunning clutch for a motor vehicle

Roller-gear shift by wire parking system

Electric motor torque limiting clutch

Shift by wire parking system

Clutch system for a transmission

Multi-mode hybrid variable drive unit

Start-up strategy for hybrid powertrain

Enhanced electrically variable drive unit

Clutch system for a transmission

Electrically variable drive unit

Electric motor with coolant shield assembly

Hybrid dual configuration transmission

Electric motor assist for transmission electric oil pump

Multi-speed drive unit

Multi-mode drive unit

Multi-mode drive unit

Multi-speed drive unit

Hybrid transmission having synchronizers

Hybrid transmission having synchronizers

Multi-speed epicyclic powershift transmission

Axle assembly with torque vectoring drive mechanism

Torque distributing drive unit for motor vehicles

Torque transfer mechanisms with power-operated clutch actuator

Torque coupling with power-operated clutch actuator

Hydraulic control system for multiple clutches in a motor vehicle

Patents Applicationslast 30 patents

SYSTEM FOR ELECTRONIC PARKING BRAKE ACTUATION

Torque-Actuated Variable Compression Ratio Phaser

Engine Assembly Including Gearbox For Varying Compression Ratio Of...

BIDIRECTIONAL OVERRUNNING CLUTCH FOR A MOTOR VEHICLE

ROLLER-GEAR SHIFT BY WIRE PARKING SYSTEM

SHIFT BY WIRE PARKING SYSTEM

ELECTRIC MOTOR TORQUE LIMITING CLUTCH

PARK CONTROL SYSTEM FOR A VEHICLE TRANSMISSION

MULTI-MODE HYBRID VARIABLE DRIVE UNIT

CLUTCH SYSTEM FOR A TRANSMISSION

ENHANCED ELECTRICALLY VARIABLE DRIVE UNIT

MULTI-MODE HYBRID VARIABLE DRIVE UNIT

ELECTRIC MOTOR WITH COOLANT SHIELD ASSEMBLY

MULTI-MODE DRIVE UNIT

HYBRID DUAL CONFIGURATION TRANSMISSION

START-UP STRATEGY FOR HYBRID POWERTRAIN

ELECTRICALLY VARIABLE DRIVE UNIT

CLUTCH SYSTEM FOR A TRANSMISSION

ELECTRIC MOTOR ASSIST FOR TRANSMISSION ELECTRIC OIL PUMP

HYBRID TRANSMISSION HAVING SYNCHRONIZERS

MULTI-SPEED DRIVE UNIT

MULTI-SPEED DRIVE UNIT

MULTI-MODE DRIVE UNIT

Hydraulic Shift System for Power Transfer Devices

Multi-Speed Epicyclic PowerShift Transmission

Axle Assembly With Torque Vectoring Drive Mechanism

HYBRID TRANSMISSION HAVING SYNCHRONIZERS

Torque transfer mechanisms with power-operated clutch actuator

Torque transfer mechanism with power-operated clutch actuator

Drive axle assembly with torque distributing limited slip different...