Houston, TX, United States of America

Johnnie E Kotrla

This inventor holds 24 USPTO granted patents and 1 published patent application and 1 EPO patent, primarily in Subsea Engineering. Top assignees: Cameron International Corporation, Cooper Cameron Corporation, Other. Active years: 2003-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Johnnie E Kotrla. Retrieved from https://idiyas.com/inventor/johnnie-e-kotrla

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

Calculating rank
USPTO Granted Patents = 24 

% Patents Active = 29.2

 

Average Co-Inventor Count = 2.4

ph-index = 8

Forward Citations = 206(Granted Patents)


Location History:

  • Houston, TX (US) (2012 - 2015)
  • Katy, TX (US) (2003 - 2020)

Company Filing History:


Years Active: 2003-2020

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Areas of Expertise:
Blowout Preventer
Subsea Support
Safety System
Multi-Pressure Flange
Floating Seal Insert
Tethered Tracking
Differential-Area Accumulator
Riser Connector
Closure Member Indicator
Safety-Harness Attachment
Subsea Connection
Multi-Deployable Stack
24 patents (USPTO):Explore Patents

Title: Innovations and Contributions of Johnnie E Kotrla

Introduction: Johnnie E Kotrla, an accomplished inventor based in Houston, Texas, has made significant strides in the realm of technology with a remarkable portfolio of 24 patents. His innovative spirit and dedication to advancing the industry have led to groundbreaking inventions that address various challenges.

Latest Patents: Among his latest contributions, Kotrla has developed a "System Having Fitting with Floating Seal Insert." This inventive system incorporates a hose fitting that includes a body, a fluid passage, and a first floating seal insert designed to dampen shockwaves with specific characteristics. Another noteworthy invention is the "Tethered Tracking System," which comprises a tether and a buoyant transmitter assembly that floats above an object while it and the tracking system are submerged in a fluid, ensuring effective tracking capabilities.

Career Highlights: Kotrla's professional journey has seen him contribute to renowned corporations, including Cameron International Corporation and Cooper Cameron Corporation. His work in these companies has fostered a robust understanding of engineering and product development, enabling him to produce a series of patents that demonstrate his expertise and innovative thinking.

Collaborations: Throughout his career, Kotrla has collaborated with talented individuals, including Ross Edward Stevenson and Joe S Johnson. These partnerships have played a vital role in fostering creativity and accelerating the development of innovative technologies.

Conclusion: Johnnie E Kotrla continues to exemplify the spirit of innovation with his impressive array of patents and contributions to technology. His work not only enhances the capabilities of various systems but also inspires future inventors and industry professionals to push the boundaries of what is possible.

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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