For the Inventor, By the Inventor

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Houston, TX, United States of America

Rowan Companies, Inc.

USPTO Granted Patents = 13

EPO Patents = 1

Trademarks = 3

Forward Citations = 68

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16 inventors (with patents filed for the assignee):

Agung Atus Sundia (5 out of 5 patents)

Richard Norton (4 out of 4 patents)

Daniel F McNease (3 out of 3 patents)

4. Michael James Dowdy (2 out of 2 patents)

5. Martin Tindle (2 out of 3 patents)

6. Nicholas Blake Scholz (2 out of 3 patents)

7. Brian Patrick Garrett (2 out of 3 patents)

8. Hong Yuan Hsu (1 out of 1 patent)

9. Jose H Vazquez (1 out of 8 patents)

10. Richard Hopkins (1 out of 1 patent)

11. Frankie Derek Necaise (1 out of 1 patent)

12. Robert A Keller (1 out of 1 patent)

13. C R Palmer (1 out of 1 patent)

14. Michael D Moody (1 out of 1 patent)

15. Charles W Yeargain (1 out of 1 patent)

13 patents: Sort by Forward Citations

1. 12038302 - Personnel location monitoring (2024-07-16),

2. 11763111 - System and method for locating personnel at muster station on offshore unit (2023-09-19),

3. 11157710 - System and method for monitoring operations and personnel in designated areas on offshore unit (2021-10-26),

4. 10920389 - Multi-stage coming off location technology (2021-02-16),

5. 10654692 - System and method for remote crane operations on offshore unit (2020-05-19),

6. 10635111 - Dynamic positioning of mobile offshore drilling unit (2020-04-28),

7. 10337258 - Dual operational rig (2019-07-02),

8. 10309181 - Riser fluid handling system (2019-06-04),

9. 9803443 - Riser fluid handling system (2017-10-31),

10. 5419657 - Method and apparatus for transferring a structure from a jack-up rig to (1995-05-30),

11. 5388930 - Method and apparatus for transporting and using a drilling apparatus or (1995-02-14),

12. 5290128 - Method and apparatus for transferring a drilling apparatus from a (1994-03-01),

13. 4916999 - Offshore launching system (1990-04-17),

Rowan Companies, Inc. is a global provider of contract drilling services with a fleet of high-specification, premium jack-up rigs. The company prides itself on a commitment to operational excellence and a strong focus on safety. Rowan has a proven track record of delivering safe and efficient drilling solutions to the oil and gas industry worldwide.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

13 Patents

#379 in Houston, TX

#1,451 in Texas

#23,110 in US

#43,635 in the World

Houston, TX, United States of America

Rowan Companies, Inc.

Forward Citations = 68

16 inventors:

Agung Atus Sundia (5 out of 5 patents)

Richard Norton (4 out of 4 patents)

Daniel F McNease (3 out of 3 patents)

4. Michael James Dowdy (2 out of 2 patents)

5. Martin Tindle (2 out of 3 patents)

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