Chang-Jin Oh

This inventor holds 6 USPTO granted patents and 1 EPO patent. Top assignees: Hyundai Motor Company, Kia Motors Corporation, Kia Corporation. Active years: 2020-2023.

USPTO Granted Patents = 6

% Patents Active = 66.7

EPO Patents = 1 (Patent Applications = 1)

Average Co-Inventor Count = 2.0

ph-index = 1

Location History:

Suwon-Si, KR (2021 - 2022)
Gyeonggi-do, KR (2020 - 2023)

Company Filing History:

6 out of 20,217

Hyundai Motor Company

patents

4 out of 8,093

Kia Motors Corporation

where one patent can have more than one assignee

Years Active: 2020-2023

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6 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11635348 - System and method for detecting damage to bearing of engine using knocking sensor (2023-04-25),

2. 11313763 - Engine synchronization system and control method thereof (2022-04-26),

3. 11199153 - Fuel injection control apparatus and method for improving deviation of injector opening time (2021-12-14),

4. 10975826 - Method for engine start control based on fail safe logic and a vehicle having same (2021-04-13),

5. 10815907 - Method for engine control based on control timing prediction and vehicle thereof (2020-10-27),

6. 10619585 - Method for controlling starting of vehicle upon failure of camshaft position sensor (2020-04-14),

Title: Chang-Jin Oh: Innovator in Engine Technology

Introduction

Chang-Jin Oh is a notable inventor based in Suwon, South Korea. He has made significant contributions to the field of engine technology, holding a total of 6 patents. His work focuses on innovative methods for detecting engine damage and improving synchronization systems.

Latest Patents

One of his latest patents is titled "System and method for detecting damage to bearing of engine using knocking sensor." This method involves several steps, including storing vibration signals from a knocking sensor, performing Fast Fourier Transform (FFT) to calculate amplitude for each frequency, and confirming damage to the bearing based on a preset damage threshold. Another significant patent is the "Engine synchronization system and control method thereof." This method detects crank teeth numbers and performs synchronization control of an engine when a missing tooth is identified.

Career Highlights

Chang-Jin Oh has worked with prominent companies in the automotive industry, including Hyundai Motor Company and Kia Motors Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in engine technology.

Collaborations

Throughout his career, Chang-Jin Oh has collaborated with talented individuals such as Jung-Suk Han and Hyeok-Jun Kwon. These collaborations have contributed to the advancement of his projects and patents.

Conclusion

Chang-Jin Oh is a distinguished inventor whose work in engine technology has led to several important patents. His innovative methods for detecting engine damage and improving synchronization systems demonstrate his commitment to advancing automotive technology.