Winter Springs, FL, United States of America

John C Groenendaal

This inventor holds 20 USPTO granted patents, primarily in Steam Turbine Technology. Top assignees: Westinghouse Electric Corporation, Siemens Westinghouse Power Corporation. Active years: 1987-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: John C Groenendaal. Retrieved from https://idiyas.com/inventor/john-c-groenendaal

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


% Patents Active = 100.0

Average Co-Inventor Count = 1.6

ph-index = 8

Forward Citations = 157(Granted Patents)


Company Filing History:


Years Active: 1987-2005

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Areas of Expertise:
Steam Turbine
Thermal Shield
Pressure Relief
Flow Guide
Blade Alignment
Inlet Ring
Crossover Piping
Sealing System
Low Pressure
High Pressure Vent
Turbine Generator
Distortion Isolation
20 patents (USPTO):Explore Patents

Title: Inventor Spotlight: John C. Groenendaal

Introduction

John C. Groenendaal is a notable inventor based in Winter Springs, FL, recognized for his substantial contributions to the field of steam turbine technology. With a remarkable portfolio of 20 patents, Groenendaal’s work reflects his commitment to innovation and engineering excellence, particularly in improving steam turbine efficiency and design.

Latest Patents

Among his latest patents is the innovative "Drop-in nozzle block for steam turbine," which features a two-segment design that simplifies the installation process. This design allows for a closer tolerance between the nozzle block and the turbine casing, eliminating the need for expansion pins utilized in previous designs. Additionally, Groenendaal's patent for a "steam turbine" includes advanced enhancements such as a moisture removal slot formed in the blade ring cylinder. This development aims to efficiently manage moisture, preventing its entrainment into the steam flow, thereby enhancing the turbine's performance.

Career Highlights

John C. Groenendaal has had a distinguished career, working with prominent companies in the power generation sector. His tenure at Westinghouse Electric Corporation and Siemens Westinghouse Power Corporation allowed him to apply his inventive prowess and lead projects aimed at optimizing turbine performance. His extensive experience in these organizations underscores his status as an expert in steam turbine technologies.

Collaborations

Throughout his career, Groenendaal has collaborated with esteemed colleagues such as Lewis Gray and David Marchant Parker. These collaborations have contributed to the collective knowledge and advancements in the engineering solutions developed for the steam turbine industry.

Conclusion

John C. Groenendaal's innovative spirit and significant contributions to steam turbine technology exemplify the impact that dedicated inventors can have on engineering advancements. His latest patents not only showcase his inventive skills but also enhance the efficiency and reliability of steam turbines, setting new benchmarks in the power generation industry.

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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