Campbell, CA, United States of America

Sorin Laurentiu Negru

This inventor holds 20 USPTO granted patents, primarily in Battery Charging Technology. Top assignees: Dialog Semiconductor (UK) Limited, Arques Technology, Inc., 02 Micro International Limited. Active years: 2002-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sorin Laurentiu Negru. Retrieved from https://idiyas.com/inventor/sorin-laurentiu-negru

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 75.0

Average Co-Inventor Count = 2.0

ph-index = 10

Forward Citations = 392(Granted Patents)


Location History:

  • Campbell, CA (US) (2018)
  • San Jose, CA (US) (2002 - 2023)

Company Filing History:


Years Active: 2002-2023

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Areas of Expertise:
Battery Charging
Multi-Staged Converter
Integrated Circuit Driver
Voltage Regulator
DC/DC Converter
Power Adapter
Charge Pump
LED Driver
Trimming Circuit
Current Regulation
Battery Stack Configuration
Transient Control
20 patents (USPTO):Explore Patents

Title: Sorin Laurentiu Negru: Innovator in Battery Charging Technologies

Introduction

Sorin Laurentiu Negru, based in Campbell, CA, is a prolific inventor with a remarkable portfolio of 20 patents. His work primarily focuses on innovative battery charging methods and systems, contributing significantly to the fields of consumer electronics and energy efficiency.

Latest Patents

Among his latest innovations is a cutting-edge battery charging method and system. This method enhances the efficiency of charging a battery with varying voltage levels by implementing a two-phase process. Initially, a constant current is applied to the battery during the first phase. The second phase involves applying current pulses to the battery while iteratively sampling the battery's voltage levels. The process generates a dynamic reference voltage that optimizes charging performance. Another noteworthy patent addresses the battery charging for mobile devices, utilizing a wired connection like USB-C. This system features a configuration channel to detect disconnection from the power source, ensuring efficient power transfer through a capacitive power converter managed by a dedicated controller.

Career Highlights

Sorin has made significant contributions to the industry while working with prominent companies such as Dialog Semiconductor Limited and Arques Technology, Inc. His extensive experience in these organizations has enabled him to refine his skills and innovate practical solutions to real-world challenges in battery technology.

Collaborations

Throughout his career, Sorin has collaborated with talented individuals, including Kwang H Liu and Fu-Yuan Shih. These partnerships have likely enriched his research and innovation endeavors, leading to advancements in the electrical engineering field.

Conclusion

Sorin Laurentiu Negru's dedication to improving battery charging technology underscores the importance of innovation in our increasingly device-dependent world. His patents not only showcase his inventive spirit but also his commitment to enhancing energy efficiency and user experience in electronic devices. As he continues to develop new technologies, Sorin remains a key figure to watch in the evolution of battery solutions.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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