Rockford, IL, United States of America

Vijay K Maddali

This inventor holds 35 USPTO granted patents and 2 published patent applications and 16 EPO patents, primarily in Electrical Power Systems. Top assignees: Hamilton Sundstrand Corporation, Sundstrand Corporation, Pratt-Whitney Canada Corp. Active years: 1989-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Vijay K Maddali. Retrieved from https://idiyas.com/inventor/vijay-k-maddali

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

USPTO Granted Patents = 35 

% Patents Active = 97.1

 

Average Co-Inventor Count = 2.5

ph-index = 11

Forward Citations = 478(Granted Patents)


Location History:

  • Roscoe, IL (US) (2010 - 2012)
  • Rockford, IL (US) (1989 - 2019)

Company Filing History:


Years Active: 1989-2019

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Areas of Expertise:
Fault Isolation
Overvoltage Limiter
Synchronous Machine
Torque Oscillation
Generator Control
Voltage Regulation
Power Generation
Harmonic Control
Speed Control
Induction Machine
DC Link
Permanent Magnet
35 patents (USPTO):Explore Patents

Title: Innovations of Vijay K. Maddali in Electrical Engineering

Introduction

Vijay K. Maddali is a prominent inventor located in Rockford, IL, with an impressive portfolio of 35 patents. His work primarily focuses on advanced methodologies and systems in the realm of electrical engineering, particularly in power generation and fault isolation.

Latest Patents

Among his latest innovations, the "Automatic Fault Isolation Methodology" stands out. This patent describes a method and system that aims to respond efficiently to a fast trip protective element trip in a generator system. The system re-excites the generator upon such a trip and assesses whether the fault originates from the generator or an attached load. If the load is identified as faulty, the system temporarily disables the fast trip protection element to allow the load to clear its fault, thereby ensuring the generator remains operational.

Another significant patent by Maddali is the "Overvoltage Limiter in an Aircraft Electrical Power Generation System." This invention details a generator setup that includes a permanent magnet generator, an exciter, and a main generator mounted for rotation on a shaft. The generator control unit includes a circuit that manages current flow from the permanent magnet generator to the exciter. The innovation incorporates an overvoltage limit controller that modulates a switch based on error measurements between actual output voltage and desired voltage thresholds, thereby protecting the system from overvoltage conditions.

Career Highlights

Vijay K. Maddali has built an impressive career at esteemed companies such as Hamilton Sundstrand Corporation and Sundstrand Corporation. His work at these organizations has significantly contributed to advancements in electrical power systems.

Collaborations

Throughout his career, Maddali has collaborated with notable professionals such as Gregory I. Rozman and Albert L. Markunas. These collaborations have played a crucial role in the development and refinement of his innovative ideas and patent filings.

Conclusion

Vijay K. Maddali's contributions to the field of electrical engineering through his numerous patents demonstrate his commitment to innovation. With a focus on enhancing power generation systems and fault isolation methodologies, his work continues to impact the industry positively. The combination of his expertise and collaborative efforts positions him as a significant figure in modern engineering advancements.

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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