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For the Inventor, By the Inventor

Hartland, WI, United States of America

Stephen J Ryczek

This inventor holds 15 USPTO granted patents and 2 published patent applications and 1 EPO patent. Top assignee: Briggs & Stratton, LLC. Active years: 2003-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Stephen J Ryczek. Retrieved from https://idiyas.com/inventor/stephen-j-ryczek

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 = 93.3

 

Average Co-Inventor Count = 4.1

ph-index = 9

Forward Citations = 259(Granted Patents)


Location History:

  • Harland, WI (US) (2006)
  • Hartland, WI (US) (2003 - 2016)
  • Wauwatosa, WI (US) (2019 - 2020)

Company Filing History:

goldMedal15 out of 795 
 
Briggs & Stratton, LLC
 patents

Years Active: 2003-2020

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15 patents (USPTO):Explore Patents
1. D891364 - Battery (2020-07-28),
2. D841572 - Battery (2019-02-26),
3. 9488149 - Push button starting system for outdoor power equipment (2016-11-08),
4. 8763579 - Push button starting system for outdoor power equipment (2014-07-01),
5. 8516985 - Push button starting system for outdoor power equipment (2013-08-27),
6. 8171907 - Push button starting system for outdoor power equipment (2012-05-08),
7. D626975 - Lawn tractor grill and air intake cowl assembly (2010-11-09),
8. D622295 - Lawn tractor grill (2010-08-24),
9. D622292 - Lawn tractor (2010-08-24),
10. RE40548 - Engine oil heater (2008-10-27),
11. 7389853 - Muffler for an engine (2008-06-24),
12. D536004 - Portion of a horizontal-shaft engine (2007-01-30),
13. D529924 - Cover for a vertical shafted engine (2006-10-10),
14. 7104233 - Engine oil heater (2006-09-12),
15. 6520141 - Rewind cover guard (2003-02-18),

Title: The Innovative Journey of Stephen J. Ryczek

Introduction

Stephen J. Ryczek is a distinguished inventor based in Hartland, Wisconsin, known for his significant contributions to the field of technology and innovation. With a remarkable portfolio of 15 patents, his work has greatly influenced advancements, particularly in battery technology.

Latest Patents

Among Stephen's most recent innovations in the battery sector, he has developed a series of patents that enhance performance, efficiency, and sustainability. These patents signify his relentless pursuit of excellence and his commitment to driving technological advancements.

Career Highlights

Stephen is currently employed at the Briggs & Stratton Corporation, where he continues to apply his expertise in creating innovative solutions. Throughout his career, his inventive spirit has been evident, helping to solidify the company’s reputation as a leader in engine manufacturing and outdoor power equipment.

Collaborations

In his professional journey, Stephen has collaborated with talented individuals including James D. Makiya and William M. Kindness. These collaborations have fostered a creative environment leading to numerous innovations that enhance the company's product offerings.

Conclusion

Stephen J. Ryczek’s contributions to the field of innovation and his impressive patent portfolio exemplify his dedication to technological advancement. His work not only benefits Briggs & Stratton Corporation but also sets a precedent for future inventors in the industry.

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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