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For the Inventor, By the Inventor

Emporia, KS, United States of America

Roger L Craft

This inventor holds 7 USPTO granted patents. Top assignees: Vektek, Inc., Agile Technology Partners, LLC. Active years: 1988-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Roger L Craft. Retrieved from https://idiyas.com/inventor/roger-l-craft

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

USPTO Granted Patents = 7

% Patents Active = 85.7

Average Co-Inventor Count = 1.5

ph-index = 6

Forward Citations = 85(Granted Patents)


Company Filing History:

goldMedal6 out of 23 
 
Vektek, Inc.
 patents
silverMedal1 out of 1 
 
Agile Technology Partners, LLC
 patent

Years Active: 1988-2003

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7 patents (USPTO):Explore Patents
1. 6671572 - Method and computer program for automated design and manufacture of custom workholding fixtures requiring machining of substantially unique mounting geometries (2003-12-30),
2. 5979886 - Retract clamp apparatus (1999-11-09),
3. 5931182 - Pressure reducing valve (1999-08-03),
4. 5820118 - Swing clamp apparatus (1998-10-13),
5. 5192058 - Swing clamp (1993-03-09),
6. 4934672 - Locking cylinder hydraulic work support (1990-06-19),
7. 4743001 - Hydraulic work support with locking plunger (1988-05-10),

Title: The Innovative Contributions of Roger L. Craft

Introduction

Roger L. Craft is a notable inventor based in Emporia, Kansas, with a remarkable portfolio of seven patents. His work primarily focuses on advancements in manufacturing processes and workholding technologies. Craft's innovative spirit and technical expertise have led to significant contributions in the field of engineering.

Latest Patents

Among his latest patents is a method and computer program for the automated design and manufacture of custom workholding fixtures. This invention provides a substantially automated CAD/CAM design process, facilitating the creation of custom fixtures that secure workpieces for various operations such as machining, welding, or assembly. The system includes computer models that assist in developing and testing workholding concepts, producing fixture drawings, and generating control programs for CNC or CAM machines.

Another notable patent is the retract clamp apparatus, which enhances the consistency of clamp arm retraction through three innovative mechanisms. The first mechanism features a bifurcated piston that ensures the clamp arm can right itself if it becomes tilted. The second mechanism employs a guide system with resilient members to align the clamp arm accurately. The third mechanism incorporates a lift surface that facilitates upward retraction of the clamp arm prior to axial movement.

Career Highlights

Roger L. Craft has worked with several companies throughout his career, including Vektek, Inc. and Agile Technology Partners, LLC. His experience in these organizations has allowed him to refine his skills and contribute to various engineering projects.

Collaborations

Craft has collaborated with notable individuals in the industry, including James V. Mascola and John H. VanDalsem. These partnerships have further enriched his work and expanded the impact of his inventions.

Conclusion

Roger L. Craft's innovative contributions to the field of engineering and manufacturing are evident through his patents and collaborations. His work continues to influence the development of advanced workholding technologies, showcasing his dedication to innovation.

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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