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For the Inventor, By the Inventor

St. Louis, MO, United States of America

Eugene F Hildebrandt

This inventor holds 15 USPTO granted patents, plus 1 CIPO patent. Top assignee: Emerson Electric Company. Active years: 1977-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Eugene F Hildebrandt. Retrieved from https://idiyas.com/inventor/eugene-f-hildebrandt

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

USPTO Granted Patents = 15

% Patents Active = 100.0


Average Co-Inventor Count = 1.8

ph-index = 10

Forward Citations = 191(Granted Patents)


Location History:

  • Ferguson, MO (US) (1980 - 1987)
  • St. Louis, MO (US) (1977 - 1994)
  • St. Louis County, MO (US) (1980 - 1994)

Company Filing History:

goldMedal15 out of 2,309 
 
Emerson Electric Company
 patents

Years Active: 1977-1994

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15 patents (USPTO):Explore Patents
1. 5370587 - Hub-containing element retention mechanism (1994-12-06),
2. 5275577 - Pulley retention mechanism (1994-01-04),
3. 4894571 - Apparatus for making electrical connections in a dynamoelectric machine (1990-01-16),
4. 4697860 - Insulator system for switch terminals (1987-10-06),
5. 4658196 - Electric motor starting switch assembly (1987-04-14),
6. 4658107 - Plug assembly and interconnection system (1987-04-14),
7. 4585964 - Apparatus and system for terminating the winding wires of a (1986-04-29),
8. 4476407 - Apparatus and system for terminating the winding wires of a (1984-10-09),
9. 4473789 - Motor starting switch with dual load disconnect (1984-09-25),
10. 4296366 - Motor starting switch (1981-10-20),
11. 4262225 - Low force starting switch for two-speed motor (1981-04-14),
12. 4242607 - Centrifugal actuator for motor starting switch (1980-12-30),
13. 4240001 - Motor starting switch (1980-12-16),
14. 4205245 - Centrifugal actuator for electric motor starting switch (1980-05-27),
15. 4034173 - Centrifugal actuated electric motor switch structure (1977-07-05),

Title: **Eugene F. Hildebrandt: Innovator in Mechanical Retention Mechanisms**

Introduction

Eugene F. Hildebrandt is a prominent inventor based in St. Louis, MO, known for his innovative contributions to mechanical retention mechanisms. Over his career, he has secured a total of 15 patents, solidifying his reputation in the field of engineering and design.

Latest Patents

Hildebrandt's recent patents include advancements that improve the functionality of mechanisms used for retaining hub-containing elements such as pulleys, fans, and gears. One noteworthy invention is the "Hub-containing element retention mechanism," designed to enhance the security of these elements on a shaft. This mechanism features a circumferential groove on the shaft with a hub that engages the shaft through flexible fingers. These fingers contain pawls that drop into the groove, preventing unintended disengagement.

Another significant patent is the "Pulley retention mechanism," which similarly employs a circumferential groove and flexible fingers for securing a pulley to a motor shaft. The configuration of the pawls is engineered to accommodate various tolerances in shaft assembly, ensuring a reliable connection. Both innovations reflect Hildebrandt's commitment to designing solutions that enhance efficiency and reliability in mechanical systems.

Career Highlights

Eugene F. Hildebrandt has dedicated his career to advancing mechanical engineering principles through innovative design. His tenure at Emerson Electric Company has been marked by a series of breakthroughs that have not only improved product performance but have also contributed to the company's status as a leader in the industry.

Collaborations

Throughout his career, Hildebrandt has worked alongside notable colleagues such as Thomas V. Ottersbach and William D. Crow. These collaborations have fostered a creative environment that encourages the exchange of ideas, leading to the development of advanced technologies and mechanisms that continue to impact the industry positively.

Conclusion

Eugene F. Hildebrandt's legacy as an inventor is characterized by his innovative approaches to mechanical retention mechanisms. His patents showcase a profound understanding of engineering design, underscoring his importance in the field. As he continues his work at Emerson Electric Company, his contributions pave the way for future advancements in mechanical technology.

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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