Sterling Heights, MI, United States of America

Dumitru Puiu

This inventor holds 50 USPTO granted patents and 2 published patent applications, plus 1 CIPO patent and 6 EPO patents, primarily in Electric Drive Systems. Top assignees: Gm Global Technolgoy Operations, Inc., Magna Powertrain USA, Inc., Chrysler Group LLC. Active years: 2005-2026.

USPTO Granted Patents = 50 (Patent Applications = 2)

% Patents Active = 52.0

CIPO Patents = 1 (Patent Applications = 1)

EPO Patents = 6 (Patent Applications = 5)

Average Co-Inventor Count = 1.7

ph-index = 10

Forward Citations = 297(Granted Patents)

Company Filing History:

13 out of 31,820

Gm Global Technolgoy Operations, Inc.

patents

13 out of 114

Magna Powertrain USA, Inc.

Magnadrivetrain of America, Inc.

patents

Years Active: 2005-2026

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Areas of Expertise:

Electric Machine

Torque Transfer

Hybrid Transmission

Electric Motor

Drive Unit

Clutch Actuator

Power Transmission

Variable Compression

Torque Vectoring

Gear System

Parking System

Power Transfer Unit

50 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12614947 - Axial brush assembly for electric machine (2026-04-28),

2. 12535126 - Drive unit including a concentric planetary gear system having dual helical gears (2026-01-27),

3. 12483100 - Shaft embedded brush power transfer for separately excited machine power (2025-11-25),

4. 12292102 - Locking differentials in rotor shafts (2025-05-06),

5. 11745714 - System for electronic parking brake actuation (2023-09-05),

6. 11280263 - Torque-actuated variable compression ratio phaser (2022-03-22),

7. 11192436 - Park system for dual motor drive unit (2021-12-07),

8. 11149825 - Engine assembly including gearbox for varying compression ratio of engine assembly using stationary actuator (2021-10-19),

9. 11131240 - Engine assembly including a force splitter for varying compression ratio using an actuator (2021-09-28),

10. 10962064 - Bidirectional overrunning clutch for a motor vehicle (2021-03-30),

11. 10914378 - Roller-gear shift by wire parking system (2021-02-09),

12. 10690198 - Electric motor torque limiting clutch (2020-06-23),

13. 10495223 - Shift by wire parking system (2019-12-03),

14. 9482288 - Clutch system for a transmission (2016-11-01),

15. 9387752 - Multi-mode hybrid variable drive unit (2016-07-12),

Title: The Innovative Mind of Dumitru Puiu

Introduction: Dumitru Puiu, a talented inventor based in Sterling Heights, MI, is known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Dumitru Puiu holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his diverse range of expertise and creativity.

Career Highlights: With a career spanning over two decades, Dumitru Puiu has worked with leading tech companies, research institutions, and universities to develop cutting-edge solutions that have revolutionized various industries.

Collaborations: Throughout his career, Dumitru Puiu has collaborated with top engineers, scientists, and researchers from around the world, fostering a culture of innovation and excellence in all his projects.

Conclusion: Dumitru Puiu's passion for innovation and his relentless pursuit of technological advancement continue to inspire the next generation of inventors and entrepreneurs.