Windsor, Canada

Robert M Lajoie

This inventor holds 3 USPTO granted patents, plus 1 CIPO patent. Top assignees: Tregaskiss Ltd., W. Tregaskiss, Ltd.. Active years: 1995-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Robert M Lajoie. Retrieved from https://idiyas.com/inventor/robert-m-lajoie

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 = 1.0

ph-index = 3

Forward Citations = 76(Granted Patents)


Company Filing History:


Years Active: 1995-2000

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3 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Robert M. Lajoie

Introduction

Robert M. Lajoie is a notable inventor based in Windsor, California. He has made significant contributions to the field of welding technology, holding three patents to his name. His innovative designs have improved the efficiency and functionality of welding devices.

Latest Patents

One of Lajoie's latest patents is the "Taper Lock Contact Tip and Head Assembly for Welding Device." This invention features a contact tip designed for use with a welding gun. The tip includes a tapered portion, a threaded portion, an extension portion, and a gripping feature. The elongated tip has a first end and a second end, with a wire feed axis and an axial wire feed aperture extending through it. The tapered portion, located at the second end, has a frustoconical shape. The threaded portion, which includes double threads, is adjacent to the tapered portion. The extension portion extends to the first end of the tip, while the gripping feature is located on the extension portion. The tapered portion serves as a retaining feature, and the double threads provide additional thread length, allowing for quick unthreading and tip changes during use.

Career Highlights

Throughout his career, Robert M. Lajoie has worked with reputable companies in the welding industry, including Tregaskiss Ltd. and W. Tregaskiss, Ltd. His experience in these organizations has contributed to his expertise and innovative approach to welding technology.

Collaborations

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Conclusion

Robert M. Lajoie's contributions to welding technology through his patents demonstrate his commitment to innovation and improvement in the field. His work continues to influence the industry and enhance the functionality of welding devices.

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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