Rocklin, CA, United States of America

John D Ward

This inventor holds 8 USPTO granted patents. Top assignees: Diamond Tech LLC, Other. Active years: 1980-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: John D Ward. Retrieved from https://idiyas.com/inventor/john-d-ward-zgroi7ff

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 = 1.1

ph-index = 7

Forward Citations = 157(Granted Patents)


Location History:

  • Altadena, CA (US) (1980 - 1983)
  • Roseville, CA (US) (1988)
  • Rocklin, CA (US) (1991 - 2004)

Company Filing History:


Years Active: 1980-2004

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8 patents (USPTO):Explore Patents

Title: Innovations by John D Ward

Introduction

John D Ward is a notable inventor based in Rocklin, California, with a remarkable portfolio of eight patents. His work primarily focuses on advancements in hydraulic and electric power tools, showcasing his commitment to enhancing efficiency and performance in cutting technologies.

Latest Patents

One of his latest patents is the "Auto feed system for compressed propellant tools and pressure compensating valve therefore." This invention provides an automatic feed system that advances a hydraulically powered work head into a workpiece being cut. The system monitors hydraulic pressure in an inlet line to detect high torque conditions, allowing for a controlled feed rate of the cutting tool, thereby reducing wear on the tool during high-stress conditions. Another significant patent is for "Power tool driving systems," which involves methods and apparatus for cutting a workpiece with a cutting tool rotated by an electric drive motor. This invention senses obstacles in the workpiece and automatically adjusts the tool advance speed based on the draw of electric power, ensuring efficient cutting through obstacles.

Career Highlights

Throughout his career, John D Ward has contributed significantly to the field of power tools. His innovative designs have improved the functionality and safety of cutting tools, making them more effective for various applications. His experience in the industry is reflected in the patents he holds, which demonstrate his ability to solve complex engineering challenges.

Collaborations

John has collaborated with notable professionals in the field, including Barney T Baldi and Ralph E Benham. These collaborations have likely enriched his work and contributed to the development of his innovative technologies.

Conclusion

John D Ward's contributions to the field of power tools through his patents highlight his innovative spirit and dedication to improving cutting technologies. His work continues to influence the industry, making significant strides in efficiency and performance.

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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