Location History:
- Osan, KR (2012)
- Gyeonggi-do, KR (2013 - 2022)
- Hwaseong-si, KR (2024)
Company Filing History:
6 out of 18,523 
3 out of 8,087 
1 out of 4,013 
Years Active: 2012-2024
Title: Chang Hwan Ye: Innovator in Fuel Cell Technology
Introduction
Chang Hwan Ye is a prominent inventor based in Gyeonggi-do, South Korea. He has made significant contributions to the field of fuel cell technology, holding a total of six patents. His work focuses on enhancing the efficiency and reliability of fuel cell electric vehicles.
Latest Patents
One of his latest patents is a fault diagnostic apparatus for a fuel cell electric vehicle and a method therefor. This apparatus includes a main relay connected to a fuel cell stack, a power converter, and a heater relay. The fuel cell control unit (FCU) diagnoses faults based on changes in stack voltage and power converter control during a vehicle shutdown sequence. Another notable patent is an apparatus for controlling the driving of a fuel cell vehicle. This invention features a fuel cell stack that generates electricity through a chemical reaction and a pressure sensor that measures hydrogen pressure supplied to the stack. The controller determines the cause of current limits, whether due to a failure of the fuel cell stack or a measurement error.
Career Highlights
Chang Hwan Ye has worked with leading automotive companies, including Hyundai Motor Company and Kia Motors Corporation. His experience in these organizations has allowed him to develop innovative solutions in fuel cell technology.
Collaborations
He has collaborated with notable colleagues such as Jeong Kyu Park and Hyun Jun Kim, contributing to advancements in the field.
Conclusion
Chang Hwan Ye's work in fuel cell technology exemplifies innovation and dedication to improving electric vehicle performance. His patents reflect a commitment to advancing sustainable transportation solutions.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.