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For the Inventor, By the Inventor

Honolulu, HI, United States of America

Navatek, Ltd.


USPTO Granted Patents = 19

% Expired Patents = 63.2



Trademarks = 2

Forward Citations = 147

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16 inventors (with patents filed for the assignee):

goldMedal Gary Shimozono (12 out of 14 patents)

silverMedal Steven Loui (11 out of 16 patents)

bronzeMedal Scott Yamashita (9 out of 10 patents)

4.  Mealani Parish (4 out of 4 patents)

5.  Steven C H Loui (3 out of 3 patents)

6.  Robert Gornstein (2 out of 2 patents)

7.  Lorne Frederick Campbell (2 out of 2 patents)

8.  Troy Keipper (2 out of 2 patents)

9.  Jeffrey E Kline (1 out of 5 patents)

10.  Christopher Hart (1 out of 2 patents)

11.  Eric Schiff (1 out of 1 patent)

12.  Jeff Kline (1 out of 1 patent)

13.  Brian Kays (1 out of 1 patent)

14.  Ben Rosenthal (1 out of 1 patent)

15.  James Stusse (1 out of 1 patent)


19 patents:

1. 11450941 - Inflatable support structures and related systems (2022-09-20),
2. 9284001 - Buoyant track amphibious transporter and traction cells therefor (2016-03-15),
3. 9038561 - Planing hull for rough seas (2015-05-26),
4. 8800466 - Inflatable watercraft with reinforced panels (2014-08-12),
5. 8584734 - Two material phase change energy storage system (2013-11-19),
6. 8210116 - Watercraft with hull ventilation (2012-07-03),
7. 7845302 - Ventilated flow interrupter stepped hull (2010-12-07),
8. 7845301 - Ventilated aft swept flow interrupter hull (2010-12-07),
9. 7598624 - Marine wave energy conversion system (2009-10-06),
10. 7470161 - Lifting body water jet propulsion inlet inductor (2008-12-30),
11. 7459802 - Marine wave energy conversion system (2008-12-02),
12. 7418915 - Entrapment tunnel monohull optimized waterjet and high payload (2008-09-02),
13. 7380514 - Hull with improved trim control (2008-06-03),
14. 7357687 - Marine propulsion steering system (2008-04-15),
15. 7338336 - Watercraft hull with adjustable keel (2008-03-04),
Company Overview
Navatek, Ltd. is a technology company based in Honolulu, Hawaii, specializing in advanced engineering solutions and innovative technologies. The organization focuses on the development of cutting-edge systems in areas such as defense, aerospace, and maritime applications. With a commitment to research and development, Navatek leverages its expertise to create high-performance products and services that address complex challenges in national security and other critical sectors. Its work encompasses a range of engineering disciplines, emphasizing innovation and practical applications.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 6 2026

19 Patents

#6 in Honolulu, HI

#8 in Hawaii

#17,123 in US

#32,623 in the World

Honolulu, HI (US)
Honolulu, HI, United States of America

Navatek, Ltd.

Forward Citations = 147

16 inventors:

goldMedal Gary Shimozono (12 out of 14 patents)

silverMedal Steven Loui (11 out of 16 patents)

bronzeMedal Scott Yamashita (9 out of 10 patents)

4.  Mealani Parish (4 out of 4 patents)

5.  Steven C H Loui (3 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Navatek, Ltd.. Retrieved from https://idiyas.com/company/navatek

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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