Ronald Jay Pierik

This inventor holds 54 USPTO granted patents and 3 published patent applications, primarily in Variable Valve Actuation (CPC class F01L). Top assignees: Delphi Technologies, Inc., Gm Global Technolgoy Operations, Inc., Tapp Global Design Inc.. Active years: 1994-2018.

USPTO Granted Patents = 54 (Patent Applications = 3)

% Patents Active = 33.3

Average Co-Inventor Count = 1.3

ph-index = 9

Forward Citations = 330(Granted Patents)

Forward Citations (Not Self Cited) = 316(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Rochester, NY (US) (1994 - 2009)
Holly, MI (US) (2010 - 2018)

Company Filing History:

33 out of 5,161

Delphi Technologies, Inc.

patents

20 out of 31,869

Gm Global Technolgoy Operations, Inc.

patents

1 out of 1

Tapp Global Design Inc.

patent

Years Active: 1994-2018

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Areas of Expertise:

Variable Valve Actuation

Camshaft

Hydraulic Actuator

Engine Assembly

Noise Minimization

Fluid Treatment

Rocker Arm Assembly

Cam Phaser

Thermostat

Calibration

Oil Pump Control

Ventilation System

54 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9878289 - Fluid treatment apparatus and method of using same (2018-01-30),

2. 9863293 - Variable valve actuation system including an accumulator and a method for controlling the variable valve actuation system (2018-01-09),

3. 9611769 - System and method for controlling airflow through a ventilation system of an engine when cylinders of the engine are deactivated (2017-04-04),

4. 9523465 - Lubrication system thermostat, and method thereof (2016-12-20),

5. 9512749 - System and method for calibrating a valve lift sensor and evaluating a valve lift sensor and a hydraulic valve actuator (2016-12-06),

6. 9353655 - Oil pump control systems and methods for noise minimization (2016-05-31),

7. 8955500 - Positive crankcase ventilation system (2015-02-17),

8. 8776741 - Engine assembly including cam phaser assembly aid pin (2014-07-15),

9. 8683965 - Engine assembly including camshaft actuator (2014-04-01),

10. 8448617 - Engine including camshaft with partial lobe (2013-05-28),

11. 8096275 - Camshaft having a tuned mass damper (2012-01-17),

12. 8047065 - Diagnostic system for valve actuation camshaft driven component compensation (2011-11-01),

13. 7980216 - Rocker arm assembly having slider roller oil pumping features (2011-07-19),

14. 7849828 - Rocker arm assembly (2010-12-14),

15. 7827944 - System for controlling the response time of a hydraulic system (2010-11-09),

Title: The Innovative Journey of Ronald Jay Pierik

Introduction: Ronald Jay Pierik, a talented inventor hailing from Rochester, NY, has made significant contributions to the field of technology through his creative and groundbreaking inventions.

Latest Patents: Ronald Jay Pierik holds several patents in various technological domains, showcasing his versatility and ingenuity in creating novel solutions to complex problems.

Career Highlights: Throughout his illustrious career, Ronald Jay Pierik has been recognized for his exceptional problem-solving skills and innovative thinking. His inventions have not only revolutionized industries but have also improved the lives of many.

Collaborations: Ronald Jay Pierik has collaborated with leading tech companies and research institutions to bring his ideas to life. His ability to work effectively in teams and his passion for innovation have led to successful partnerships and groundbreaking inventions.

Conclusion: Ronald Jay Pierik's dedication to innovation and his relentless pursuit of excellence have solidified his position as a pioneering inventor in the technological landscape. His contributions continue to inspire future generations of inventors to push the boundaries of what is possible.