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For the Inventor, By the Inventor

Libertyville, IL, United States of America

John D Flaig

This inventor holds 8 USPTO granted patents. Top assignee: Outboard Marine Corporation. Active years: 1984-1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: John D Flaig. Retrieved from https://idiyas.com/inventor/john-d-flaig

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

USPTO Granted Patents = 8

% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 5

Forward Citations = 64(Granted Patents)


Company Filing History:

goldMedal8 out of 942 
 
Outboard Marine Corporation
 patents

Years Active: 1984-1990

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8 patents (USPTO):Explore Patents
1. 4947807 - Internal combustion engine (1990-08-14),
2. 4757792 - Internal combustion engine (1988-07-19),
3. 4708673 - Outboard motor cowl assembly (1987-11-24),
4. 4633825 - Reed valve assembly (1987-01-06),
5. 4577608 - Carburetion system including an adjustable throttle linkage (1986-03-25),
6. 4559908 - Engine block with unitarily cast exhaust gas passages and water jacket (1985-12-24),
7. 4528953 - Throttle and timing linkage (1985-07-16),
8. 4457727 - Marine propulsion device engine cooling system (1984-07-03),

Title: The Innovations of John D. Flaig

Introduction

John D. Flaig is a notable inventor based in Libertyville, IL (US), recognized for his contributions to the field of internal combustion engines. With a total of 8 patents to his name, Flaig has made significant advancements in engine design and functionality.

Latest Patents

Flaig's latest patents focus on innovative designs for internal combustion engines. One of his notable inventions includes an internal combustion engine that features a crankcase designed to rotatably support a crankshaft. This engine comprises a plurality of crankcase chambers and a flat manifold mounting surface that includes two series of inlet openings. These openings are strategically aligned and offset to enhance air intake efficiency, demonstrating Flaig's commitment to improving engine performance.

Career Highlights

Throughout his career, Flaig has worked with Outboard Marine Corporation, where he has been instrumental in developing cutting-edge engine technologies. His work has not only contributed to the company's success but has also influenced the broader automotive and marine industries.

Collaborations

Flaig has collaborated with several talented individuals, including Chester G. DuBois and Dale L. Taipale. These partnerships have fostered a creative environment that has led to innovative solutions in engine design.

Conclusion

John D. Flaig's contributions to the field of internal combustion engines highlight his innovative spirit and dedication to engineering excellence. His patents and collaborations continue to influence the industry, showcasing the importance of creativity in technological advancement.

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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