Port Washington, WI, United States of America

Louis J Crum

This inventor holds 1 USPTO granted patent. Top assignee: Johnson Controls Gmbh. Active years: 1983.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Louis J Crum. Retrieved from https://idiyas.com/inventor/louis-j-crum-8sa4pd2m

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1


Company Filing History:


Years Active: 1983

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1 patent (USPTO):Explore Patents

Title: Innovations of Louis J Crum

Introduction

Louis J Crum is an accomplished inventor based in Port Washington, WI (US). He is known for his innovative contributions to the field of signal processing. With a focus on fluid signal extraction, Crum has developed technologies that enhance the efficiency and accuracy of various systems.

Latest Patents

Crum holds a patent for a "Fluid Signal Square Root Extractor." This invention generates an output signal that is a square root function of an input signal. The design incorporates first and second diaphragm amplifiers with cascaded output chambers connected to a high gain output amplifier. The operational amplifier is configured with the first and second amplifiers as the non-inverting and inverting inputs, respectively. The output diaphragm amplifier is engineered to require only a low-level input pressure change to produce a full swing of the output pressure. Additionally, a non-linear input restrictor and a linear feedback resistor are integrated into the system to optimize performance.

Career Highlights

Crum is currently employed at Johnson Controls GmbH, where he continues to innovate and contribute to advancements in fluid signal processing technologies. His work has significantly impacted the efficiency of various applications in the industry.

Collaborations

Crum has collaborated with notable colleagues, including Scott B Bramow and William J Riebe. Their combined expertise has fostered a productive environment for innovation and development.

Conclusion

Louis J Crum's contributions to the field of signal processing through his patent for a fluid signal square root extractor exemplify his innovative spirit. His work at Johnson Controls GmbH and collaborations with esteemed colleagues further highlight his commitment to advancing technology.

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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