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For the Inventor, By the Inventor

Chicago, IL, United States of America

William D Wallace

This inventor holds 14 USPTO granted patents. Top assignees: Westinghouse Air Brake Company, Sargent Industries, Inc., American Standard Inc.. Active years: 1987-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: William D Wallace. Retrieved from https://idiyas.com/inventor/william-d-wallace-g81oeaen

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

USPTO Granted Patents = 14

% Patents Active = 100.0

Average Co-Inventor Count = 3.5

ph-index = 5

Forward Citations = 55(Granted Patents)


Location History:

  • Indian Head Park, IL (US) (1987 - 1992)
  • Chicago, IL (US) (1991 - 1994)

Company Filing History:

goldMedal12 out of 582 
 
Westinghouse Air Brake Company
 patents
silverMedal4 out of 44 
 
Sargent Industries, Inc.
 patents
bronzeMedal2 out of 1,121 
 
American Standard Inc.
 patents
where one patent can have more than one assignee

Years Active: 1987-1994

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14 patents (USPTO):Explore Patents
1. 5277323 - Locking wedge assembly to removably secure a male connection member in (1994-01-11),
2. 5219082 - Male connection member for an articulated coupling arrangement (1993-06-15),
3. 5172819 - Bearing assembly for an articulated coupling apparatus which connects (1992-12-22),
4. 5167334 - Apparatus to provide versatility in securing male and female connection (1992-12-01),
5. 5167333 - Apparatus to prevent detrimental extraneous foreign matter from entering (1992-12-01),
6. 5139159 - Connecting pin for articulated coupling arrangement (1992-08-18),
7. 5131331 - Articulated coupling apparatus for connecting adjacent ends of a pair of (1992-07-21),
8. 5115927 - Strengthening mechanism for a female articulated coupling member for (1992-05-26),
9. 5105955 - Spherical connector apparatus in an articulated slackless-type coupler (1992-04-21),
10. 5080243 - Assembly mechanism for an articulated coupling system (1992-01-14),
11. 5065679 - Articulated coupling apparatus for connecting adjacent ends of a pair of (1991-11-19),
12. 5042393 - Locking assembly to secure a bearing assembly in an articulated coupling (1991-08-27),
13. 4674729 - Friction shock-absorbing assembly and method of making (1987-06-23),
14. 4647024 - Frictional shock-absorbing method and apparatus (1987-03-03),

Title: The Innovative Contributions of William D. Wallace

Introduction

William D. Wallace is a notable inventor based in Chicago, IL, who has made significant contributions to the field of engineering, particularly in railway coupling systems. With a total of 14 patents to his name, Wallace's inventions have played a crucial role in enhancing the safety and efficiency of railway operations.

Latest Patents

Among his latest patents, Wallace has developed a "Locking Wedge Assembly to Removably Secure a Male Connection Member." This invention provides a locking wedge assembly capable of exerting a predetermined pressure in at least one direction. The assembly is designed to securely attach a male connection member to a female connection member in an articulated coupling arrangement, which is essential for connecting railway cars in a semi-permanent manner. The assembly features a wedge-shaped member that engages with surfaces in the female member and a shaft member of a spherical bearing on the male member. Additionally, he has patented a "Male Connection Member for an Articulated Coupling Arrangement," which includes a first end portion that connects to a railway car and a second end portion designed to prevent contact with other components of the coupling arrangement.

Career Highlights

Throughout his career, William D. Wallace has worked with prominent companies such as Westinghouse Air Brake Company and Sargent Industries, Inc. His experience in these organizations has allowed him to refine his skills and contribute to innovative solutions in the railway industry.

Collaborations

Wallace has collaborated with talented individuals in his field, including Wajih Kanjo and Michael G. Hawryszkow. These partnerships have fostered a creative environment that has led to the development of groundbreaking inventions.

Conclusion

William D. Wallace's contributions to railway coupling technology through his innovative patents and collaborations highlight his importance as an inventor. His work continues to influence the industry and improve safety standards in railway operations.

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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