This inventor holds 7 USPTO granted patents and 2 published patent applications and 3 EPO patents. Top assignees: Hyundai Heavy Industries Co., Ltd., Samsung Electronics Co., Ltd.. Active years: 2009-2017.
Location History:
- Seongnam-si, KR (2010)
- Suwon-Si, KR (2014)
- Ulsan, KR (2009 - 2017)
Company Filing History:


Years Active: 2009-2017
Title: Eun Ju Ha: Innovator in Fuel Injection Technology
Introduction
Eun Ju Ha is a prominent inventor based in Suwon-si, South Korea, known for her significant contributions to fuel injection technology. With a total of seven patents to her name, she has made remarkable advancements in the field, particularly in the design and functionality of fuel injection systems.
Latest Patents
Among her latest innovations is the "Two-phase fuel injection valve for diesel engine and gas engine including nozzle having pumping function." This dual fuel injection valve features a primary fuel treatment space and a secondary fuel treatment space, designed to enhance the efficiency of fuel delivery. The primary fuel treatment space includes a primary cylinder passage, a primary fuel passage, and a primary nozzle hole, while the secondary space is equipped with its own separate components. Another notable patent is the "Fuel injection pump having a separable plunger," which introduces a separable plunger that allows for improved control over injection timing and fuel delivery.
Career Highlights
Eun Ju Ha has worked with leading companies in the industry, including Hyundai Heavy Industries and Samsung Electronics. Her experience in these organizations has provided her with a solid foundation in engineering and innovation, allowing her to develop cutting-edge technologies in fuel injection systems.
Collaborations
Throughout her career, Eun Ju has collaborated with talented individuals such as Deuk-Jin Park and Ju-Tae Kim. These partnerships have fostered a creative environment that has led to the development of her innovative patents.
Conclusion
Eun Ju Ha's contributions to fuel injection technology exemplify her dedication to innovation and engineering excellence. Her patents reflect a deep understanding of the complexities involved in fuel systems, positioning her as a key figure in the industry.