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For the Inventor, By the Inventor

Trumansburg, NY, United States of America

Roger P Butterfield

This inventor holds 31 USPTO granted patents and 2 EPO patents, primarily in Variable Camshaft Timing. Top assignees: Borgwarner Inc., Borg-Warner Automotive Transmission & Engine Components Corporation, Borg-Warner Automotive Gmbh. Active years: 1980-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Roger P Butterfield. Retrieved from https://idiyas.com/inventor/roger-p-butterfield

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

USPTO Granted Patents = 31

% Patents Active = 90.3


Average Co-Inventor Count = 1.8

ph-index = 13

Forward Citations = 554(Granted Patents)


Location History:

  • Candor, NY (US) (1980)
  • Freeville, NY (US) (1984 - 1985)
  • County of Seneca, NY (US) (1986)
  • Interlaken, NY (US) (1984 - 1994)
  • Trumansburg, NY (US) (1994 - 2013)

Company Filing History:

goldMedal15 out of 2,730 
 
Borgwarner Inc.
 patents
silverMedal7 out of 45 
 
Borg-Warner Automotive Transmission & Engine Components Corporation
 patents
bronzeMedal4 out of 338 
 
Borg-Warner Automotive Gmbh
 patents
4. 4 out of 2,309 
 
Emerson Electric Company
 patents
5. 1 out of 3 
 
Borg-Warner Transmission and Engine Components Corporation
 patents

Years Active: 1980-2013

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Areas of Expertise:
Variable Camshaft Timing
Power Transmission Chain
CVT System
High-Performance Chain
Oil Pressure Assist
Chain Snubber
Continuous Manufacture
Torque Pulsations
Differential Pressure Control
Engine Oil Pressure
Silent Chain
Camshaft Mechanism
31 patents (USPTO):Explore Patents
1. 8561583 - Phaser with oil pressure assist (2013-10-22),
2. 8256393 - Variable cam timing controls mounted in the camshaft (2012-09-04),
3. 7500928 - Randomized chain system (2009-03-10),
4. 7404778 - High-performance silent chain (2008-07-29),
5. 7318401 - Variable chamber volume phaser (2008-01-15),
6. 7056248 - Silent chain (2006-06-06),
7. 7048665 - Power transmission chain having links with lateral spacing elements (2006-05-23),
8. 6966289 - VCT mechanism incorporating camshaft bearing journal (2005-11-22),
9. 6595882 - Power transmission chain having links with lateral spacing elements (2003-07-22),
10. 6554728 - Fastenerless chain snubber (2003-04-29),
11. 6497633 - Continuous manufacture of push type CVT belt bands utilizing spiral winding & welding to form tube and slitting tube to form band of predetermined width (2002-12-24),
12. 6406394 - Power transmission chain having links with lateral spacing elements (2002-06-18),
13. 6123638 - Three-way phased continuously variable transmission chain with strut (2000-09-26),
14. 5657725 - VCT system utilizing engine oil pressure for actuation (1997-08-19),
15. 5367992 - Variable camshaft timing system for improved operation during low (1994-11-29),

Title: Roger P Butterfield: Innovator from Trumansburg

Introduction: Roger P Butterfield is a renowned inventor hailing from Trumansburg, NY. His innovative spirit and dedication to creating new solutions have made him a prominent figure in the world of inventions.

Latest Patents: Roger P Butterfield holds several patents in various fields, including technology, healthcare, and consumer products. His recent patents focus on improving efficiency in everyday tasks and enhancing user experiences.

Career Highlights: Throughout his career, Roger P Butterfield has been recognized for his groundbreaking inventions that have had a significant impact on society. His commitment to pushing the boundaries of innovation has led to numerous successful ventures.

Collaborations: Roger P Butterfield has collaborated with leading companies and research institutions to bring his inventions to life. His ability to work with diverse teams and experts has been instrumental in the success of his projects.

Conclusion: In conclusion, Roger P Butterfield's passion for innovation and his relentless pursuit of excellence have solidified his reputation as a visionary inventor. His contributions to the world of inventions continue to inspire future generations of innovators.

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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