John R Meijer

Title: **Innovator Spotlight: John R. Meijer**

Introduction

John R. Meijer, an accomplished inventor based in Sugar Land, Texas, has made significant contributions to the field of engineering with a total of nine patents. His work primarily focuses on innovations in the subsea technology sector, emphasizing functionality, reliability, and efficiency.

Latest Patents

Among his latest inventions, the “Swivel for Subsea String” stands out for its advanced sealing capabilities. This swivel can withstand fluid pressures up to 20,000 psi and temperatures ranging from 35°F to 250°F. Notably compact at less than eight feet in overall length, it operates unpressurized under axial loads of up to 1,400,000 lbs. The design features a swivel mandrel rotationally coupled with a swivel housing, ensuring optimal performance through cartridge carrier-secured rotational bearing units and a redundant seal stack.

Another recent invention is the “Ball Valve Assembly.” This assembly consists of a ball that features a fluid pathway and a leading edge designed for functionality. The ball can rotate between open and closed positions, aligning the fluid pathway with the fluid passage when open, while being offset when closed. The dual leading edges of the ball are designed to enhance the sealing capabilities, improving reliability in fluid control.

Career Highlights

John has had a distinguished career in the engineering sector, contributing to various innovative projects during his tenure at renowned companies such as Schlumberger Technology Corporation and Onesubsea IP UK Limited. His expertise has propelled advancements in subsea tools and systems, reflecting his commitment to excellence in engineering solutions.

Collaborations

Throughout his career, John has worked closely with skilled professionals, including Raghuram Kamath and Jason Keith Jonas. These collaborations have fostered an environment of shared knowledge and innovation, allowing them to push the boundaries of what is possible in subsea technology.

Conclusion

John R. Meijer's inventive spirit and dedication to improving subsea technology through his latest patents have positioned him as a notable figure in the field. With ongoing innovations and a rich career, he continues to inspire future generations of engineers and inventors. His contributions remain a vital part of the evolution of engineering solutions that meet the industry's ever-changing demands.