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Long Beach, CA, United States of America

Bj-Hughes Inc.

USPTO Granted Patents = 34

Forward Citations = 647

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29 inventors (with patents filed for the assignee):

Loren B Sheldon (6 out of 8 patents)

James R Tomashek (4 out of 9 patents)

Donald H Ward (3 out of 9 patents)

4. Robert R Kelly (3 out of 11 patents)

5. Richard G Gandy (3 out of 5 patents)

6. Felix Kuus (3 out of 3 patents)

7. Faustyn C Langowski (3 out of 8 patents)

8. Gerald C Eckmann (3 out of 3 patents)

9. Edward J McFadden (2 out of 3 patents)

10. John T Work (2 out of 2 patents)

11. Randy S Baker (2 out of 3 patents)

12. Phillip H Manderscheid (1 out of 8 patents)

13. Terry E Stuckey (1 out of 1 patent)

14. William Mercer Burstall (1 out of 1 patent)

15. James A Howard (1 out of 2 patents)

Core Competencies:

Inflatable Packer

Oil Drilling Rig

Cement Composition

Pipe Manipulator

Valve Assembly

Multi-Stage Cementing

Drill String Measurements

Shock Absorber

Elevator Locking Mechanism

Wide Angle Inclinometer

Resin Coated Aluminum

Drilling Mast Assembly

34 patents: Sort by Forward Citations

1. 4381034 - Zero free water cement composition and method (1983-04-26),

2. 4361940 - Slip-type elevator locking mechanism (1982-12-07),

3. 4351116 - Apparatus for making multiple orientation measurements in a drill string (1982-09-28),

4. 4345864 - Pipe manipulator (1982-08-24),

5. 4345653 - Packer deflate subassembly for an inflatable packer system (1982-08-24),

6. 4345648 - Inflatable packer system (1982-08-24),

7. 4333209 - Rotary power slips (1982-06-08),

8. 4332619 - Expansive admixture (1982-06-01),

9. 4332298 - Valve assembly for an inflatable packer system (1982-06-01),

10. 4328038 - Resin coated aluminum (1982-05-04),

11. 4327261 - Apparatus for sensing a distended location on a drill pipe (1982-04-27),

12. 4320803 - Valve retrieval mechanism for an inflatable packer system (1982-03-23),

13. 4316504 - Check/relief valve for an inflatable packer system (1982-02-23),

14. 4304433 - Pipe gripping head (1981-12-08),

15. 4275788 - Method of plugging a well (1981-06-30),

Company Overview

Bj-Hughes Inc. is a prominent engineering firm based in Long Beach, California, specializing in the design and manufacturing of advanced aerospace components and systems. The company focuses on delivering innovative solutions for the aerospace and defense sectors, leveraging cutting-edge technology to enhance performance and reliability. With a commitment to quality and precision, Bj-Hughes Inc. plays a critical role in supporting various aerospace applications, contributing to advancements in flight technology and safety.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

34 Patents

#6 in Long Beach, CA

#2,380 in California

#10,022 in US

#19,651 in the World

Long Beach, CA, United States of America

Bj-Hughes Inc.

Forward Citations = 647

29 inventors:

Loren B Sheldon (6 out of 8 patents)

James R Tomashek (4 out of 9 patents)

Donald H Ward (3 out of 9 patents)

4. Robert R Kelly (3 out of 11 patents)

5. Richard G Gandy (3 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Bj-Hughes Inc.. Retrieved from https://idiyas.com/company/bj-hughes

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

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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