This inventor holds 3 USPTO granted patents. Top assignees: Chiyoda Chemical Engineering Construction Co., Ltd., Kureha Kagaku Kogyo Kabushiki Kaisha. Active years: 1978-1980.
Location History:
- Iwaki, JA (1978)
- Iwaki, JP (1979)
- Ichihara, JP (1980)
Company Filing History:
3 out of 62 
3 out of 776 
Years Active: 1978-1980
Title: Yutaka Sumida: Innovator in Thermal Cracking Technology
Introduction
Yutaka Sumida is a notable inventor based in Iwaki, Japan. He has made significant contributions to the field of thermal cracking technology, holding a total of 3 patents. His innovative methods have advanced the processing of heavy petroleum oils, showcasing his expertise and dedication to the industry.
Latest Patents
One of Sumida's latest patents is a method of thermally cracking heavy petroleum oil. This method involves introducing heavy petroleum oil into a reactor and contacting it with a non-reactive gas at temperatures ranging from 400°C to 2000°C. This process effectively thermally cracks the heavy petroleum oil. Additionally, he has developed an apparatus for the thermal cracking of heavy hydrocarbons. This apparatus utilizes a cylindrical reactor where a portion of the content is recycled to form a 'wet wall' or liquid curtain, preventing coking within the reactor.
Career Highlights
Throughout his career, Yutaka Sumida has worked with prominent companies such as Kureha Kagaku Kogyo Kabushiki Kaisha and Chiyoda Chemical Engineering Construction Co., Ltd. His experience in these organizations has contributed to his expertise in thermal cracking technologies.
Collaborations
Sumida has collaborated with notable colleagues, including Tomizo Endo and Toru Kawahara. These partnerships have likely enriched his work and led to further advancements in his field.
Conclusion
Yutaka Sumida's contributions to thermal cracking technology have made a significant impact on the industry. His innovative patents and collaborations reflect his commitment to advancing petroleum processing methods.