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For the Inventor, By the Inventor

La Jolla, CA, United States of America

Stellan P Knoos

This inventor holds 13 USPTO granted patents. Top assignees: Aga Aktiebolag, Other. Active years: 1976-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Stellan P Knoos. Retrieved from https://idiyas.com/inventor/stellan-p-knoos

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

USPTO Granted Patents = 13

% Patents Active = 92.3

Average Co-Inventor Count = 1.0

ph-index = 7

Forward Citations = 243(Granted Patents)


Location History:

  • Malibu, CA (US) (1976 - 1977)
  • Rancho Palos Verdes, CA (US) (1980 - 1983)
  • La Jolla, CA (US) (1982 - 2009)

Company Filing History:

goldMedal4 out of 116 
 
Aga Aktiebolag
 patents
silverMedal9 out of 834,570 
Other
 patents

Years Active: 1976-2009

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13 patents (USPTO):Explore Patents
1. 7513206 - Sailboat servo-pendulum steering system (2009-04-07),
2. 5309858 - Steering device for sailboats (1994-05-10),
3. 4766833 - Steering gear for a yacht (1988-08-30),
4. 4498295 - Thermal energy transfer system and method (1985-02-12),
5. 4462212 - Unitary heat engine/heat pump system (1984-07-31),
6. 4455826 - Thermodynamic machine and method (1984-06-26),
7. 4366767 - Steering control system for the steering of a boat (1983-01-04),
8. 4327657 - Sailing craft self-steering system (1982-05-04),
9. 4327550 - Thermodynamic machine (1982-05-04),
10. 4226226 - Solar energy collector (1980-10-07),
11. 4219011 - Modular solar energy collector systems (1980-08-26),
12. 4054124 - Solar radiation collection system (1977-10-18),
13. 3983831 - Boat steering device utilizing hydrodynamic servo (1976-10-05),

Title: Innovations by Stellan P Knoos

Introduction

Stellan P Knoos is a notable inventor based in La Jolla, California. He has made significant contributions to the field of sailing technology, holding a total of 13 patents. His innovative designs focus on enhancing the steering systems of sailboats, making them more efficient and user-friendly.

Latest Patents

Among his latest patents is the "Sailboat Servo-Pendulum Steering System." This self-steering system features a rotatably and pendulously supported servo blade, or 'oar' member, which is suspended in the water behind the boat. A central body portion is attached to the transom of the boat, while a pendulum body with two lever arms extends in opposite directions. The system includes a wind vane that provides a motional signal to control the sailboat's main rudder, ensuring the boat maintains its preset heading. Another significant patent is the "Steering Device for Sailboats," which comprises a bracket, a pivotally mounted rocker, and a servo oar. This device allows for precise steering control in response to steering signals.

Career Highlights

Stellan P Knoos has worked with various companies throughout his career, including Aga Aktiebolag. His work has focused on developing advanced steering mechanisms that improve the sailing experience for users.

Collaborations

He has collaborated with notable individuals in the industry, including his coworker Bertil Ingemar Bostrom. Their joint efforts have contributed to the advancement of sailing technology.

Conclusion

Stellan P Knoos is a prominent figure in the field of sailing innovations, with a strong portfolio of patents that enhance the functionality of sailboats. His contributions continue to influence the sailing community and improve the overall experience for sailors.

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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