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For the Inventor, By the Inventor

Rancho Palos Verdes, CA, United States of America

John F Yocum, Jr

This inventor holds 16 USPTO granted patents, primarily in Spacecraft Control Systems. Top assignees: Hughes Aircraft Company, Hughes Electronics Corporation, Other. Active years: 1988-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: John F Yocum, Jr. Retrieved from https://idiyas.com/inventor/john-f-yocum-jr

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

Calculating rank
USPTO Granted Patents = 16

% Patents Active = 100.0

Average Co-Inventor Count = 2.7

ph-index = 10

Forward Citations = 256(Granted Patents)


Company Filing History:

goldMedal7 out of 4,197 
 
Hughes Aircraft Company
 patents
silverMedal7 out of 1,334 
 
Hughes Electronics Corporation
 patents
bronzeMedal2 out of 834,601 
Other
 patents

Years Active: 1988-2002

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Areas of Expertise:
Spacecraft Control
Attitude Control
Thruster Modulation
Gyroscopic Calibration
Momentum Unloading
Nutation Control
Solar Sailing
Spin Axis Stabilization
Station Keeping
Precision Pointing
Satellite Calibration
Earth Pointing
16 patents (USPTO):Explore Patents
1. 6470243 - Correction of spacecraft steering control law for unexpected orbital inclination effects (2002-10-22),
2. 6347262 - Minimum fuel attitude and nutation controller for spinning spacecraft (2002-02-12),
3. 6260805 - Method of controlling attitude of a momentum biased spacecraft during long-duration thruster firings (2001-07-17),
4. 6152403 - Gyroscopic calibration methods for spacecraft (2000-11-28),
5. 5984236 - Momentum unloading using gimbaled thrusters (1999-11-16),
6. 5922033 - Earth chord determination in a satellite at low spin rates (1999-07-13),
7. 5826828 - Sun/earth acquisition without thrusters (1998-10-27),
8. 5775645 - Controlled-emission solar tabs for attitude solar sailing (1998-07-07),
9. 5765780 - Systematic vectored thrust calibration method for satellite momentum (1998-06-16),
10. 5667171 - Satellite spin axis stabilization using a single degree of freedom (1997-09-16),
11. 5311435 - Method for station keeping control of flexible spacecraft using onboard (1994-05-10),
12. 5310143 - Three axis thruster modulation (1994-05-10),
13. 5255879 - Three axes stabilized spacecraft and method of sun acquisition (1993-10-26),
14. 5080307 - Spacecraft earth-pointing attitude acquisition method (1992-01-14),
15. 4824052 - Nutation sensor and nutation control system for a dual-spin stabilized (1989-04-25),

Title: Innovations of John F Yocum, Jr.

Introduction

John F Yocum, Jr. is a notable inventor based in Rancho Palos Verdes, California. He holds a remarkable portfolio of 16 patents, showcasing his contributions to the field of aerospace engineering. His work primarily focuses on spacecraft control systems, which are crucial for the advancement of satellite technology.

Latest Patents

Among his latest patents is a system and method for correcting pointing errors induced by an inclined orbit for a satellite. This invention generates a yaw correcting cosine rate command that is integrated by a steering law, which is dependent on the angle of inclination. Additionally, he has developed a minimum fuel attitude and nutation controller for spinning spacecraft. This method involves measuring the spacecraft's attitude rate and generating a rate correction value to apply torque for rotation along the necessary axes.

Career Highlights

Throughout his career, John has worked with prominent companies such as Hughes Electronics Corporation and Hughes Aircraft Company. His experience in these organizations has significantly contributed to his expertise in spacecraft technology and innovation.

Collaborations

John has collaborated with notable individuals in the field, including Richard A Fowell and John W Smay. These partnerships have likely enhanced his work and led to further advancements in aerospace technology.

Conclusion

John F Yocum, Jr. is a distinguished inventor whose work in spacecraft control systems has made a significant impact on the aerospace industry. His innovative patents and collaborations reflect his dedication to advancing technology in this critical field.

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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