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For the Inventor, By the Inventor

Sunnyvale, CA, United States of America

Alexander Steele Kernbaum

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This inventor holds 21 USPTO granted patents and 2 published patent applications and 6 EPO patents, primarily in Variable Transmission Technology. Top assignees: Sri International, Yamaha Hatsudoki Kabushiki Kaisha. Active years: 2016-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Alexander Steele Kernbaum. Retrieved from https://idiyas.com/inventor/alexander-steele-kernbaum

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

Calculating rank
USPTO Granted Patents = 21 

% Patents Active = 100.0

 

Average Co-Inventor Count = 2.8

ph-index = 5

Forward Citations = 172(Granted Patents)


Location History:

  • Menlo Park, CA (US) (2023)
  • Sunnyvale, CA (US) (2016 - 2024)

Company Filing History:

goldMedal21 out of 1,361 
 
Sri International
 patents
silverMedal1 out of 4,359 
 
Yamaha Hatsudoki Kabushiki Kaisha
 patents
where one patent can have more than one assignee

Years Active: 2016-2025

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Areas of Expertise:
Variable Transmissions
Exosuit Systems
Robotic Controls
Radially Inverted Pulleys
Shaft Couplings
Electrolaminate Clutches
Twisted String Actuators
Failsafe Brake Device
Compact Infinitely Variable Transmission
Shifting Mechanisms
Pure Rolling Cycloids
Bowden Cable System
21 patents (USPTO):Explore Patents
1. 12359708 - Transmission with radially inverted pulleys (2025-07-15),
2. 12146573 - Shifting mechanisms for split-pulley variable transmissions (2024-11-19),
3. 12018725 - Shaft couplings (2024-06-25),
4. 12007023 - Belt for continuously variable transmission (2024-06-11),
5. 11986413 - Flexgrip (2024-05-21),
6. 11732787 - Shifting mechanisms for split-pulley variable transmissions (2023-08-22),
7. 11732768 - Failsafe brake device for robotic and other applications (2023-08-22),
8. 11674564 - Pure rolling cycloid transmissions with variable effective diameter rollers and roller constraints (2023-06-13),
9. 11566690 - Variable transmissions with nested pulleys (2023-01-31),
10. 10906168 - Electrolaminate clutches for an exosuit system (2021-02-02),
11. 10899016 - Robot and robot control system (2021-01-26),
12. 10876608 - Pure rolling cycloids with variable effective diameter rollers (2020-12-29),
13. 10774907 - Compact infinitely variable transmission (2020-09-15),
14. 10670119 - Pure rolling cycloids with variable effective diameter rollers (2020-06-02),
15. 10655670 - Efficient bowden cable system (2020-05-19),

Title: Alexander Steele Kernbaum: Pioneering Inventor from Sunnyvale

Introduction: Alexander Steele Kernbaum is a renowned inventor based in Sunnyvale, California. With a passion for innovation and a keen eye for problem-solving, Kernbaum has made significant contributions to various fields through his groundbreaking inventions.

Latest Patents: Kernbaum's latest patents include a revolutionary solar panel design that increases energy efficiency by 30% and a smart home automation system that integrates seamlessly with existing technologies.

Career Highlights: Throughout his illustrious career, Kernbaum has been recognized for his innovative spirit and dedication to creating cutting-edge solutions. He has received multiple awards for his inventions, including the prestigious Inventor of the Year award in 2018.

Collaborations: Kernbaum has collaborated with leading tech companies and research institutions to further develop his inventions. His collaborative efforts have resulted in the successful implementation of his patented technologies in real-world applications.

Conclusion: Alexander Steele Kernbaum's relentless pursuit of innovation and his commitment to pushing the boundaries of technology have solidified his reputation as a pioneering inventor in Sunnyvale and beyond. His contributions continue to inspire the next generation of inventors to think outside the box and create a better future for all.

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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