IDiyas

For the Inventor, By the Inventor

Washington, IL, United States of America

John Stephen Pipis, Jr

USPTO Granted Patents = 14 

Average Co-Inventor Count = 2.8

ph-index = 4

Forward Citations = 43(Granted Patents)


Location History:

  • Bloomington, IL (US) (2003)
  • Washington, IL (US) (2005 - 2023)

Company Filing History:

goldMedal14 out of 9,440 
 
Caterpillar Inc.
 patents

Years Active: 2003-2023

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14 patents (USPTO):Explore Patents
1. 11852048 - Gas admission valve (GAV) assembly and system and method thereof (2023-12-26),
2. 11306624 - Valve actuation system for engine and valve lifter and rocker arm for same (2022-04-19),
3. 11002160 - Lifter providing improved cam lobe lubrication (2021-05-11),
4. 9816405 - Rocker base for valve actuation system (2017-11-14),
5. 9714587 - Bridge assembly having motion-limited valve (2017-07-25),
6. 9631522 - Compact valve bridge assembly having cartridge insert (2017-04-25),
7. 9523291 - Valve actuation system having rocker-located hydraulic reservoir (2016-12-20),
8. 9429049 - Intake valve actuation system for dual fuel engine (2016-08-30),
9. 8943803 - Power system with cylinder-disabling strategy (2015-02-03),
10. 8800531 - Compression brake system for an engine (2014-08-12),
11. 7878162 - System to control exhaust gas temperature (2011-02-01),
12. 7789052 - Variable valve actuator having self-centering pivotal piston (2010-09-07),
13. 6904892 - Compression release brake system (2005-06-14),
14. 6668773 - System and method for calibrating variable actuation system (2003-12-30),

Title: John Stephen Pipis, Jr.: Innovator in Valve Technology

Introduction

John Stephen Pipis, Jr. is a notable inventor based in Washington, IL (US), recognized for his contributions to valve technology. With a total of 14 patents, he has made significant advancements in the field, particularly in systems and methods related to gas admission valves and valve actuation systems.

Latest Patents

Among his latest innovations is the Gas Admission Valve (GAV) assembly and system, which features a valve bridge designed to interface operatively with a rocker arm and a valve. This invention includes a body with multiple legs and pins that enhance the functionality of the valve system. Another significant patent is the valve actuation system for engines, which incorporates a rotatable camshaft, injector actuation linkage, and a valve actuation linkage. This system improves the contact width between the injector roller and cam lobes, optimizing engine performance.

Career Highlights

John Stephen Pipis, Jr. is currently employed at Caterpillar Inc., where he continues to innovate and develop new technologies. His work has been instrumental in enhancing the efficiency and effectiveness of valve systems in various applications.

Collaborations

Throughout his career, Pipis has collaborated with talented individuals such as David Andrew Cyborski and Sean Olen Cornell, contributing to the advancement of valve technology.

Conclusion

John Stephen Pipis, Jr. stands out as a prominent inventor in the field of valve technology, with a strong portfolio of patents that reflect his innovative spirit and dedication to engineering excellence. His contributions continue to impact the industry positively.

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