Houston, TX, United States of America

James E Spangler

This inventor holds 8 USPTO granted patents. Top assignees: Halliburton Company, Howard Smith Screen Company, Otis Engineering Corporation. Active years: 1987-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: James E Spangler. Retrieved from https://idiyas.com/inventor/james-e-spangler

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 = 2.3

ph-index = 8

Forward Citations = 294(Granted Patents)


Location History:

  • Houston, TX (US) (1987 - 1994)
  • Spring, TX (US) (1994 - 1995)

Company Filing History:


Years Active: 1987-1995

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8 patents (USPTO):Explore Patents

Title: Innovations of James E. Spangler

Introduction

James E. Spangler is a notable inventor based in Houston, TX (US), recognized for his contributions to the field of engineering and technology. He holds a total of 8 patents, showcasing his innovative spirit and technical expertise. His work primarily focuses on advancements in sand screen technology, which plays a crucial role in the oil and gas industry.

Latest Patents

One of Spangler's latest patents is a sand screen completion system. This invention features a sand screen with a plurality of sintered, substantially spherical plastic members that cover a perforated mandrel. The design allows the sand screen to be releasably suspended from a packer mandrel by a locking mandrel and a landing nipple. This innovative arrangement enables the sand screen to be removed and replaced without the need to retrieve the packer or production tubing. Additionally, the sand screen can be enclosed within the bore of a sliding side valve, allowing for selective admission of production from various zones or isolation of a damaged screen.

Another significant patent is the sintered spherical plastic bead prepack screen aggregate. This prepack well screen assembly is designed to separate particulate material from formation fluid. It consists of inner and outer screens that are concentrically mounted around a perforated mandrel, creating a prepack annulus filled with spherical plastic members. The design ensures efficient fluid flow while effectively restricting particulate material.

Career Highlights

Throughout his career, James E. Spangler has worked with prominent companies in the industry, including Halliburton Company and Otis Engineering Corporation. His experience in these organizations has contributed to his development as an inventor and has allowed him to apply his innovative ideas in practical settings.

Collaborations

Spangler has collaborated with notable professionals in his field, including Bryant A. Arterbury and Henry Louis Restarick. These collaborations have likely enriched his work and contributed to the success of his inventions.

Conclusion

James E. Spangler's contributions to the field of engineering through his innovative patents demonstrate his commitment to advancing technology in the oil and gas industry. His work continues to influence the way sand screen technology is utilized, showcasing the importance of innovation in engineering.

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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