Calgary, Canada

James H Hannaford

This inventor holds 1 USPTO granted patent. Top assignee: Universal Skate Sharpener Ltd.. Active years: 1980.

IDiyas Innovation Intelligence. (2026). Inventor Profile: James H Hannaford. Retrieved from https://idiyas.com/inventor/james-h-hannaford

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 = 6.0

ph-index = 1

Forward Citations = 50(Granted Patents)


Company Filing History:


Years Active: 1980

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1 patent (USPTO):Explore Patents

Title: James H. Hannaford: Innovator in Skate Sharpening Technology

Introduction

James H. Hannaford is a notable inventor based in Calgary, Canada. He is recognized for his innovative contributions to the field of skate sharpening technology. His work has significantly impacted the efficiency and effectiveness of ice skate maintenance.

Latest Patents

Hannaford holds a patent for a skate sharpening apparatus. This grinding apparatus features an automatic ice skate sharpening machine as its preferred embodiment. The design secures the workpiece to a frame, while a grinding wheel, mounted on a longitudinally moveable carriage, is biased against the workpiece for relative grinding movement. The apparatus includes sensing means to detect the grinding resistance of the workpiece on the grinding wheel. Additionally, control means responsive to the sensing means regulate the bias of the grinding wheel against the workpiece, effectively avoiding chattering during the sharpening process. He has 1 patent to his name.

Career Highlights

Hannaford's career is marked by his dedication to improving skate sharpening technology. His innovative designs have streamlined the process, making it more accessible for users. He works at Universal Skate Sharpener Ltd., where he continues to develop and refine his inventions.

Collaborations

Hannaford has collaborated with notable individuals in his field, including Frederick N. Trofimenkoff and David H. Weiler. These partnerships have contributed to the advancement of skate sharpening technology and have fostered a collaborative environment for innovation.

Conclusion

James H. Hannaford is a significant figure in the realm of skate sharpening technology. His patented innovations have transformed the way skates are maintained, ensuring optimal performance for athletes. His contributions continue to influence the industry and inspire future advancements.

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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