Company Filing History:

10 out of 461

Otis Engineering Corporation

patents

7 out of 11,766

Halliburton Energy Services, Inc.

Years Active: 1983-2018

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18 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10006270 - Subsea mechanism to circulate fluid between a riser and tubing string (2018-06-26),

2. 9593546 - Well tools incorporating valves operable by low electrical power input (2017-03-14),

3. 8997881 - Pressure bearing wall and support structure therefor (2015-04-07),

4. 8960998 - System and method of mixing a formation fluid sample in a downhole sampling chamber with a magnetic mixing element (2015-02-24),

5. 8322426 - Downhole actuator apparatus having a chemically activated trigger (2012-12-04),

6. 8235103 - Well tools incorporating valves operable by low electrical power input (2012-08-07),

7. 7458273 - Fiber optic differential pressure sensor (2008-12-02),

8. 7159468 - Fiber optic differential pressure sensor (2007-01-09),

9. 5293551 - Monitor and control circuit for electric surface controlled subsurface (1994-03-08),

10. 5275038 - Downhole reeled tubing inspection system with fiberoptic cable (1994-01-04),

11. 5070595 - Method for manufacturing electric surface controlled subsurface valve (1991-12-10),

12. 4981173 - Electric surface controlled subsurface valve system (1991-01-01),

13. 4886114 - Electric surface controlled subsurface valve system (1989-12-12),

14. 4798247 - Solenoid operated safety valve and submersible pump system (1989-01-17),

15. 4738431 - Ball valve structure (1988-04-19),

Hello! I am pleased to provide you with an article on inventor Donald H Perkins.

Title: The Innovations of Donald H Perkins: A Journey of Technological Advancements

Introduction: Donald H Perkins, a prolific inventor based in Carrollton, TX, has made significant contributions to the field of subsea mechanisms and well tools. With a total of 18 patents to his name, Perkins has demonstrated a passion for innovation and problem-solving in the oil and gas industry.

Latest Patents:

1. **Subsea mechanism to circulate fluid between a riser and tubing string:** Perkins' patented circulation mechanism in a subsea assembly enables efficient fluid communication between the riser annulus and tubing string. This innovation allows for immediate well containment using heavy-weight fluid, well control operations, and circulation in deep-water wells during testing or intervention.

2. **Well tools incorporating valves operable by low electrical power input:** Perkins' latest well tools feature valves that can be operated using minimal electrical power. These valves control fluid communication between pressure regions in a well, utilizing mechanisms such as rotatable members, brakes, clutches, reactant barriers, and control circuits for optimal performance.

Career Highlights: Throughout his career, Donald H Perkins has worked with reputable companies such as Otis Engineering Corporation and Halliburton Energy Services, Inc. His expertise in subsea engineering and well tool development has paved the way for enhanced operational efficiency in the oil and gas sector.

Collaborations: Perkins has collaborated with industry peers such as Thomas M Deaton and Adam Davis Wright, who have contributed to the success of various projects and inventions. Their combined efforts have resulted in groundbreaking advancements within the realm of subsea technologies.

Conclusion: Donald H Perkins stands as a visionary inventor whose dedication to advancing subsea mechanisms and well tools has left a lasting impact on the industry. His innovative patents and collaborations underscore his commitment to driving technological progress and addressing complex challenges in the field. Perkins' legacy continues to inspire future generations of inventors and innovators.

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1 patent pending (EPO):

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Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.