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Chicago, IL, United States of America

Marmon Company

USPTO Granted Patents = 21

Forward Citations = 115

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15 inventors (with patents filed for the assignee):

Angelo A Bione (5 out of 14 patents)

Ray B Schrecongost (3 out of 7 patents)

Wilford R Schreier (3 out of 6 patents)

4. Horace E Taylor (3 out of 3 patents)

5. Brian M Bagus (3 out of 6 patents)

6. Paul H Sharp (2 out of 4 patents)

7. Robert J Sehnert (2 out of 2 patents)

8. Ray B Schrencongost (2 out of 2 patents)

9. John R Connelly (2 out of 3 patents)

10. Robert G Mathias (1 out of 3 patents)

11. Donald J Leslie (1 out of 4 patents)

12. Donald R Sauvey (1 out of 4 patents)

13. Alan C Young (1 out of 1 patent)

14. Robert J Holpuch (1 out of 1 patent)

15. David A Jones, Deceased (1 out of 1 patent)

21 patents: Sort by Forward Citations

1. 4590627 - Curved glove construction utilizing elasticized threaded seams (1986-05-27),

2. 4411184 - Musical instrument having programmable automatic rhythm pattern (1983-10-25),

3. 4389915 - Musical instrument including electronic sound reverberation (1983-06-28),

4. 4348625 - Variable speed motor system (1982-09-07),

5. 4320682 - Envelope generating circuit for an electronic musical instrument (1982-03-23),

6. 4306481 - Dynamic one finger chording system (1981-12-22),

7. 4304162 - Electronic musical instrument including improved vibrato (1981-12-08),

8. 4300433 - Harmony generating circuit for a musical instrument (1981-11-17),

9. 4300430 - Chord recognition system for an electronic musical instrument (1981-11-17),

10. 4297935 - Divider keyer circuit for synthesis organ (1981-11-03),

11. 4282791 - Keyer system for an electronic organ (1981-08-11),

12. 4278001 - Selective keyer biasing to enhance percussion effect (1981-07-14),

13. 4253368 - Universal pulsato unit (1981-03-03),

14. 4245357 - Curved glove construction (1981-01-20),

15. 4227432 - Electronic musical instrument having multiplexed keying (1980-10-14),

Company Overview

Marmon Company is a diverse organization based in Chicago, specializing in a wide range of manufacturing and service sectors. The company operates through various subsidiaries, focusing on areas such as industrial products, transportation, and construction services. Marmon is known for its commitment to innovation and quality, leveraging advanced technologies to enhance operational efficiency and deliver tailored solutions to its clients across multiple industries. Its geographic reach extends throughout North America and beyond, reflecting a robust presence in the global market.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

21 Patents

#200 in Chicago, IL

#812 in Illinois

#15,695 in US

#29,961 in the World

Chicago, IL, United States of America

Marmon Company

Forward Citations = 115

15 inventors:

Angelo A Bione (5 out of 14 patents)

Ray B Schrecongost (3 out of 7 patents)

Wilford R Schreier (3 out of 6 patents)

4. Horace E Taylor (3 out of 3 patents)

5. Brian M Bagus (3 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Marmon Company. Retrieved from https://idiyas.com/company/marmon-company

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

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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