Somers, CT, United States of America

Raymond D Zagranski

This inventor holds 29 USPTO granted patents and 2 EPO patents, primarily in Gas Turbine Control. Top assignees: Goodrich Pump & Engine Control Systems, Inc., Chandler Evans Inc., Coltec Industries, Inc.. Active years: 1981-2008.


% Patents Active = 93.1


Average Co-Inventor Count = 2.4

ph-index = 12

Forward Citations = 386(Granted Patents)


Location History:

  • Newington, CT (US) (1981)
  • Sommers, CT (US) (2001)
  • Somers, CT (US) (1983 - 2008)

Company Filing History:


Years Active: 1981-2008

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Areas of Expertise:
Engine Surge Discrimination
Fuel Control System
Variable Displacement Pump
Fault Management
Flow Meter
Fuel Metering Unit
Hybrid Bearing
Torsional Mode Suppressor
Helicopter Engine Control
Combustion Engine
Torque Compensator
Overspeed Control
29 patents (USPTO):Explore Patents

Title: Innovations of Raymond D. Zagranski: A Pioneering Inventor in Gas Turbine Engine Technology

Introduction: Raymond D. Zagranski, based in Somers, CT, is an accomplished inventor with an impressive portfolio of 29 patents. His work primarily focuses on advancements in gas turbine engine technology, contributing significantly to the field through innovative methods and systems that enhance engine performance and reliability.

Latest Patents: Among Zagranski's most recent patents is the "Method of Engine Surge Discrimination." This innovation provides a systematic approach to distinguish between genuine and spurious surges in gas turbine engines. It involves receiving engine speed signals across various operating regions, incrementing surge counters, and enabling surge avoidance signals when specific criteria are met. Another notable patent, the "Fuel Control System for Gas Turbine Engines," introduces a sophisticated fuel control mechanism that adjusts fuel demands in real-time based on thermodynamic engine effects. This technology ensures optimal fuel efficiency and engine performance by measuring operational parameters and estimating heat transfer during combustion.

Career Highlights: Throughout his career, Zagranski has worked with prominent companies, notably Goodrich Pump & Engine Control Systems, Inc. and Chandler Evans Inc. His experience in these organizations has provided him with valuable insights that have shaped his innovative contributions to gas turbine engine technology.

Collaborations: Zagranski's work has been enhanced through collaboration with esteemed colleagues such as James J. Howlett and William H. Dalton. These partnerships have led to the successful development of advanced systems that are critical in modern gas turbine engines.

Conclusion: Raymond D. Zagranski is a distinguished inventor whose contributions to gas turbine engine technology are marked by several patents that demonstrate his innovative spirit and technical expertise. Continued advancements in his field will undoubtedly inspire future generations of engineers and inventors.

Profile summary based on public USPTO records.
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