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Xin Yuan

This inventor holds 30 USPTO granted patents and 1 published patent application and 2 EPO patents. Top assignees: Tula Technology, Inc., Cummins Inc., Gm Global Technolgoy Operations, Inc.. Active years: 2015-2023.

USPTO Granted Patents = 30 (Patent Applications = 1)

% Patents Active = 66.7

EPO Patents = 2 (Patent Applications = 4)

Average Co-Inventor Count = 4.7

ph-index = 15

Forward Citations = 530(Granted Patents)

Company Filing History:

30 out of 188

Tula Technology, Inc.

Gm Global Technolgoy Operations, Inc.

patents

where one patent can have more than one assignee

Years Active: 2015-2023

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Areas of Expertise:

Internal Combustion Engine

Exhaust Gas Recirculation

Skip Fire Technology

Noise Vibration Harshness Reduction

Adaptive Torque Mitigation

Cylinder Cut-off Control

Engine Diagnostics

Firing Fraction Management

Cam Phaser Control

Dynamic Skip Fire

Micro-Hybrid Systems

Combustion Control

30 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11821379 - Non-rotating cylinder pattern selection for equalizing cylinder usage in an internal combustion engine (2023-11-21),

2. 11624341 - Exhaust gas recirculation control in an internal combustion engine (2023-04-11),

3. 11441519 - Exhaust gas recirculation control in a dynamic skip fire engine (2022-09-13),

4. 11359562 - Noise, vibration and harshness reduction in a skip fire engine control system (2022-06-14),

5. 11352966 - Deceleration cylinder cut-off (2022-06-07),

6. 11236689 - Skip fire valve control (2022-02-01),

7. 11136928 - Noise, vibration and harshness reduction in a skip fire engine control system (2021-10-05),

8. 10982617 - Split direct injection for reactivated cylinders of an internal combustion engine (2021-04-20),

9. 10954877 - Adaptive torque mitigation by micro-hybrid system (2021-03-23),

10. 10941722 - Method and apparatus for determining optimum skip fire firing profile (2021-03-09),

11. 10900425 - Engine diagnostics during cylinder cut off operation (2021-01-26),

12. 10830166 - Noise, vibration and harshness reduction in a skip fire engine control system (2020-11-10),

13. 10578037 - Adaptive torque mitigation by micro-hybrid system (2020-03-03),

14. 10408140 - Engine control in fuel and/or cylinder cut off modes based on intake manifold pressure (2019-09-10),

15. 10344692 - Adaptive torque mitigation by micro-hybrid system (2019-07-09),

Title: The Innovative Contributions of Xin Yuan in Internal Combustion Engine Technologies

Introduction

Xin Yuan is a prominent inventor based in Palo Alto, CA, with a remarkable portfolio of 30 patents. His work primarily focuses on advancements in internal combustion engine (ICE) technologies, showcasing his commitment to innovation and engineering excellence.

Latest Patents

Two of Xin Yuan's latest patents illustrate his expertise and creativity in the field. The first patent, titled "Non-rotating cylinder pattern selection for equalizing cylinder usage in an internal combustion engine," describes a system and method that generates a running history of cylinder events. This process allows for the selection of a least-used non-rotating firing pattern, which helps mitigate unequal usage among ICE cylinders.

The second patent, "Exhaust gas recirculation control in an internal combustion engine," presents a system that integrates dynamic skip fire control with exhaust gas recirculation in a turbocharged ICE. This innovative method enables an engine control system to determine an appropriate firing pattern based on the desired exhaust gas recirculation flow rate, utilizing signals from sensors in the intake manifold and exhaust system to achieve optimal performance.

Career Highlights

Xin Yuan has made significant contributions to the automotive industry through his roles at various companies, including Tula Technology, Inc. and GM Global Technology Operations LLC. His time at these organizations has provided him with a platform to develop and implement cutting-edge technologies aimed at improving engine efficiency and reducing emissions.

Collaborations

Throughout his career, Xin Yuan has collaborated with talented professionals, including his coworkers Louis Joseph Serrano and Steven E. Carlson. These collaborations have fostered an environment of innovation, allowing for the exchange of ideas and expertise, ultimately leading to the development of groundbreaking technologies in internal combustion engines.

Conclusion

Xin Yuan's contributions to internal combustion engine technology through his innovative patents and collaborative efforts showcase his status as a leading inventor in the field. His work not only enhances engine performance but also addresses critical issues such as emissions control, representing a significant step towards more efficient and environmentally friendly automotive technologies.

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