Ardmore, OK, United States of America

John Keith

This inventor holds 106 USPTO granted patents and 34 published patent applications, plus 3 CIPO patents and 9 EPO patents, primarily in Fluid Pump Technology. Top assignees: Kerr Machine Co., Janssen Pharmaceutica Nv, Janssen Biotech, Inc.. Active years: 2008-2026.

USPTO Granted Patents = 106 

% Patents Active = 86.8

 

 

Average Co-Inventor Count = 5.6

ph-index = 9

Forward Citations = 331(Granted Patents)

Forward Citations (Not Self Cited) = 50(Dec 10, 2025)


Location History:

  • San Diego, CA (US) (2008 - 2024)
  • Ardmore, OK (US) (2021 - 2024)

Company Filing History:


Years Active: 2008-2026

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Areas of Expertise:
Fracturing Pump
High Pressure Pump
Fluid End
Lubrication System
Modular Power End
Packing Seal Assembly
Fluid Routing Plug
Valve Body
Cooling Sleeve
Linear Drive Assembly
Modular Crankshaft
Manifold Assembly
106 patents (USPTO):Explore Patents

Title: John Keith: Innovating Power Assembly Solutions

John Keith hails from Ardmore, OK, and has made significant contributions to the field of engineering with an impressive portfolio of 34 patents. His innovative approaches have led to advancements in power end assemblies and fluid routing systems, which are crucial in various industrial applications.

Latest Patents

Among his recent inventions is the "Modular Power End," which features a power end assembly designed for efficiency and performance. This assembly comprises a crankshaft section, a crosshead section, and a connector section that are interconnected through multiple sets of stay rods. The unique design allows for the addition of support plates to uphold the crankshaft and crosshead sections effectively. The power end assembly is engineered to interface seamlessly with a fluid end assembly via specially configured connector plates. Another notable invention by Keith is the "Fluid Routing Plug," which focuses on optimizing fluid management within machinery systems.

Career Highlights

John Keith is currently employed at Kerr Machine Co., where he leverages his expertise in designing and improving power end assemblies and fluid routing systems. His inventive spirit and technical acumen have positioned him as a pivotal figure within his organization, fostering innovation and driving advancements in product development.

Collaborations

Throughout his career, Keith has had the opportunity to work alongside talented colleagues such as Christopher Todd Barnett and Nicholas Son. Their collaborative efforts have contributed to the successful development of various patents and innovations that enhance the operational efficiency of machinery and equipment.

Conclusion

John Keith's work exemplifies a commitment to innovation in engineering, particularly in the areas of power assembly and fluid routing systems. With a robust patent portfolio and a collaborative spirit, he continues to push the boundaries of technology at Kerr Machine Co., setting new standards in the industry.

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