Company Filing History:
1 out of 448 
1 out of 2,453 
1 out of 5,671 
Years Active: 2003-2020
Title: Mark Alan Johnson: Innovator in Subsea Technology
Introduction
Mark Alan Johnson is a notable inventor based in Houston, TX (US), recognized for his contributions to subsea technology. He holds a total of 5 patents, showcasing his innovative spirit and technical expertise in the field.
Latest Patents
Among his latest inventions is the ROV hot-stab with integrated sensor. This device comprises a hot stab body with a flow bore designed to receive fluid, a housing operatively coupled to the hot stab body, and at least one fluid inlet/outlet defined in the housing. The device also features an isolation valve positioned within the housing, which, when actuated, establishes fluid communication between the bore of the hot stab body and the fluid inlet/outlet. Additionally, it includes at least one sensor positioned within the housing, adapted to sense a parameter of the fluid.
Another significant patent involves systems for removing blockages in subsea flowlines and equipment. This invention discloses various blockage remediation systems designed to remove blockages such as hydrate plugs and debris plugs from subsea flowlines and equipment. One illustrative embodiment includes an ROV deployed into a body of water from a surface vessel, along with a blockage remediation skid operatively coupled to the ROV. The skid features a fluid inlet and outlet, and the system incorporates a returns downline and a pressurized lift-gas supply downline extending into the body of water.
Career Highlights
Mark has worked with prominent companies in the industry, including FMC Technologies, Inc. and Chevron U.S.A. Inc. His experience in these organizations has contributed significantly to his development as an inventor and innovator.
Collaborations
Throughout his career, Mark has collaborated with talented individuals such as Harold Brian Skeels and Kevin Roy Knight. These partnerships have likely enriched his work and led to further advancements in subsea technology.
Conclusion
Mark Alan Johnson's innovative contributions to subsea technology, evidenced by his patents and collaborations, highlight his significant role in advancing this critical field. His work continues to impact the industry positively.