Scotia, NY, United States of America

William James Premerlani

This inventor holds 99 USPTO granted patents and 1 published patent application, plus 5 CIPO patents and 37 EPO patents, primarily in Micro-Electromechanical Systems (CPC class 364483). Top assignee: General Electric Company. Active years: 1981-2021.

USPTO Granted Patents = 99 

% Patents Active = 96.0

 

 

Average Co-Inventor Count = 2.9

ph-index = 29

Forward Citations = 2,641(Granted Patents)

Forward Citations (Not Self Cited) = 2,474(Dec 10, 2025)


Inventors with similar research interests:


    Location History:

    • Latham, NY (US) (2005)
    • Glenville, NY (US) (2017)
    • Scotia, NY (US) (1981 - 2021)

    Company Filing History:


    Years Active: 1981-2021

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    Areas of Expertise:
    Micro-Electromechanical Systems
    Circuit Protection
    Load Forecasting
    Solar Power Conversion
    Electrical Power Systems
    Current Differential Protection
    Fault Detection
    Arc Formation Suppression
    Hybrid Circuit Breakers
    Electrical Distribution
    Leakage Current Detection
    MEMS Switch Arrays
    99 patents (USPTO):Explore Patents

    Title: William James Premerlani: A Pioneer in Transformer Technology

    Introduction

    William James Premerlani, based in Scotia, NY, has established himself as an innovative force in the realm of electrical engineering, particularly with his specialization in transformer technologies. With an impressive portfolio of 99 patents, he has become a notable contributor to advancements in the industry.

    Latest Patents

    Among his latest patents, one stands out: a flexible transformer system designed to enhance the efficiency and adaptability of transformers. This invention includes conductive windings that wrap around a magnetic core and impedance-varying windings that are also configured around the core. The innovative impedance switch included in this design allows for dynamic changes in the system's impedance, optimizing the conductance of electric currents.

    Another significant patent by Premerlani is focused on coupling micro-grids to bulk grids efficiently. This method addresses the operational challenges of synchronizing multiple generating units with the bulk grid. Utilizing a control unit, it determines critical parameters on both sides and ensures synchronization for seamless connection via a point of interconnection breaker, enhancing grid stability and performance.

    Career Highlights

    Throughout his career at General Electric Company, William James Premerlani has played a crucial role in transforming ideas into patentable inventions. His extensive work has not only contributed to the company’s technological advancements but has also set industry standards in electric transformer systems and micro-grid integrations.

    Collaborations

    In his endeavors, Premerlani has collaborated with notable experts such as Kanakasabapathi Subramanian and John Norton Park. These partnerships have fostered innovation and bolstered the development of transformative technologies in the electrical engineering domain.

    Conclusion

    William James Premerlani's contributions to innovation in transformer systems and micro-grid technology reflect his dedication to advancing electrical engineering. His 99 patents represent not only personal achievement but also a significant impact on the industry, positioning him as a key player in paving the way for future innovations.

    Profile summary based on public USPTO records.
    Please report any incorrect information to [email protected]
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