Walpole, MA, United States of America

William F Esthimer

This inventor holds 3 USPTO granted patents. Top assignee: Bird-Johnson Company. Active years: 1981-1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: William F Esthimer. Retrieved from https://idiyas.com/inventor/william-f-esthimer

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 = 1.3

ph-index = 3

Forward Citations = 26(Granted Patents)


Company Filing History:


Years Active: 1981-1990

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3 patents (USPTO):Explore Patents

Title: The Innovations of William F Esthimer

Introduction

William F Esthimer is a notable inventor based in Walpole, MA (US), recognized for his contributions to marine technology. He holds three patents that showcase his innovative spirit and technical expertise. His work primarily focuses on enhancing the functionality and safety of marine systems.

Latest Patents

One of Esthimer's latest patents is an apparatus for detecting the pitch of a marine controllable pitch propeller. This invention utilizes a motion/DC current transducer located in the propeller hub. The system converts an AC power signal to DC for energizing the transducer and subsequently converts the DC output signal back to AC. The design incorporates rotary transformers to transfer signals between rotating and stationary circuits, ensuring durability by eliminating contact between moving parts.

Another significant patent is the engine-clutch control interlock system. This system prevents potential damage to a clutch by ensuring that engagement or disengagement only occurs when the engine is running below a predetermined idle speed. It includes an engine speed monitor, a clutch control monitor, and a clutch status monitor, which work together to manage the clutch's operation safely.

Career Highlights

Esthimer's career is marked by his dedication to improving marine technology through innovative solutions. His patents reflect a deep understanding of mechanical systems and a commitment to enhancing operational safety and efficiency.

Collaborations

Throughout his career, Esthimer has collaborated with notable colleagues, including Edward H Morin and Richard E Trudell. These partnerships have likely contributed to the development and refinement of his innovative ideas.

Conclusion

William F Esthimer's contributions to marine technology through his patents demonstrate his significant impact on the field. His inventions not only enhance performance but also prioritize safety in marine operations.

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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