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For the Inventor, By the Inventor

Stafford Springs, CT, United States of America

Frank R Niessen

This inventor holds 4 USPTO granted patents. Top assignees: United Technologies Corporation, Other. Active years: 1987-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Frank R Niessen. Retrieved from https://idiyas.com/inventor/frank-r-niessen

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

USPTO Granted Patents = 4

% Patents Active = 100.0

Average Co-Inventor Count = 1.7

ph-index = 4

Forward Citations = 52(Granted Patents)


Location History:

  • East Windsor, CT (US) (1987)
  • Stafford Springs, CT (US) (1987 - 1991)

Company Filing History:

goldMedal3 out of 10,655 
 
United Technologies Corporation
 patents
silverMedal1 out of 834,513 
Other
 patents

Years Active: 1987-1991

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4 patents (USPTO):Explore Patents
1. 5072357 - Automatic reset circuit for integral control (1991-12-10),
2. 5042965 - Propeller synchrophaser control with trajectory logic (1991-08-27),
3. 4659283 - Propeller Synchrophaser.RTM. device and mode logic (1987-04-21),
4. 4656362 - Blade pitch angle control for large wind turbines (1987-04-07),

Title: Frank R Niessen: Innovator in Control Systems

Introduction

Frank R Niessen is a notable inventor based in Stafford Springs, CT (US). He has made significant contributions to the field of control systems, holding a total of 4 patents. His work has had a lasting impact on various technological advancements.

Latest Patents

Niessen's latest patents include an "Automatic reset circuit for integral control" and "Propeller synchrophaser control with trajectory logic." The automatic control system he developed features a multiplier that adjusts the error signal fed to an integrator based on the state of the integrator. This innovation ensures a quick recovery from saturation conditions, enhancing the reliability of control systems. The propeller synchrophaser control apparatus he designed allows for precise phase control between a master and slave propeller, ensuring smooth operation without control slipping.

Career Highlights

Throughout his career, Niessen has worked with prominent companies, including United Technologies Corporation. His expertise in control systems has positioned him as a valuable asset in the engineering community.

Collaborations

Niessen has collaborated with notable individuals such as Kermit I Harner and Robert Sherman, contributing to various projects and innovations in the field.

Conclusion

Frank R Niessen's contributions to control systems through his patents and collaborations highlight his role as an influential inventor. His work continues to inspire advancements in technology and engineering.

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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