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For the Inventor, By the Inventor

Kailua, HI, United States of America

Harry J Last

This inventor holds 25 USPTO granted patents, plus 10 CIPO patents, primarily in Pool Cover Technology. Top assignee: Other. Active years: 1990-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Harry J Last. Retrieved from https://idiyas.com/inventor/harry-j-last

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

Calculating rank
USPTO Granted Patents = 25

% Patents Active = 100.0


Average Co-Inventor Count = 1.0

ph-index = 9

Forward Citations = 299(Granted Patents)


Location History:

  • Sunnyvale, CA (US) (1990 - 1994)
  • Campbell, CA (US) (1994)
  • Monterey, CA (US) (1996 - 2002)
  • Xailua, HI (US) (2004)
  • Koohoo, HI (US) (2012)
  • Kailua, HI (US) (2002 - 2016)

Company Filing History:

goldMedal25 out of 834,601 
Other
 patents

Years Active: 1990-2016

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Areas of Expertise:
Pool Cover Systems
Hydraulic Drive
Buoyant-Slat
Automated Systems
Modular Lid
Tensioning Mechanism
Extruded Track
Check Valve
Corner Framing
Flexible Enclosure
Composite Beam
Underwater Covers
25 patents (USPTO):Explore Patents
1. 9453353 - Two-piece detachable bracket for supporting pool deck-lid modules covering below deck troughs housing powered pool cover systems (2016-09-27),
2. 8438671 - Automated pool-deck lid lift system for below deck pool cover housing troughs (2013-05-14),
3. 8291528 - Two piece corner framing element for swimming pool extrusions with pool-liner anchor channels (2012-10-23),
4. 8205319 - Two piece corner framing element for swimming pool extrusions with pool-liner anchor channels (2012-06-26),
5. 7748215 - Anti-cavitation manifold for drive coupled, dual motor reversible hydraulic drive winding and unwinding systems (2010-07-06),
6. 7464416 - Passive tensioning mechanism for underwater buoyant-slat automatic pool cover systems (2008-12-16),
7. 7409732 - Providing unidirectional hinge, increased buoyancy and passive tensioning for buoyant-slat automatic pool cover systems (2008-08-12),
8. 7204291 - Modular lid and actuator for underwater pool cover drum enclosure (2007-04-17),
9. 7155910 - Dual, coupled check valve for direct drive, reversible power sources for hydraulic systems (2007-01-02),
10. 7047575 - Hinge coupling three buoyant-slat pool cover sections (2006-05-23),
11. 6827120 - Automatic pool cover system using buoyant-slat pool covers (2004-12-07),
12. 6496990 - Extruded track construct component system for swimming pool cover systems (2002-12-24),
13. 6390680 - Extruded track construct component system with threaded radial bearing end pulley for swimming pool cover systems (2002-05-21),
14. 6026522 - Manual cover drive for swimming pools (2000-02-22),
15. 5950253 - Track assembly for flexible enclosure covers (1999-09-14),

Title: Inventor Harry J Last - Revolutionizing Technology in Kailua, HI

Introduction: Harry J Last is a distinguished inventor based in Kailua, Hawaii, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Harry J Last holds several patents in the areas of renewable energy technologies, sustainable agriculture solutions, and advanced robotics.

Career Highlights: With a career spanning over two decades, Harry J Last has worked with leading research institutions and universities to develop cutting-edge technologies that have had a significant impact on various industries.

Collaborations: Throughout his career, Harry J Last has collaborated with top companies, innovative startups, and talented individuals to bring his inventions to life and make a positive difference in the world.

Conclusion: Harry J Last's passion for innovation and his dedication to creating technologies that address real-world challenges make him a true pioneer in the field of invention.

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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