Location History:
- Okazaki, JP (1997 - 2015)
- Kariya, JP (2022)
Company Filing History:
3 out of 19,697 
2 out of 3,252 
1 out of 1,343 
Years Active: 1997-2022
Title: Haruhisa Shibata: Innovator in Silicone Rubber Technology
Introduction
Haruhisa Shibata is a notable inventor based in Okazaki, Japan. He has made significant contributions to the field of materials science, particularly in silicone rubber technology. With a total of 5 patents to his name, Shibata's work has had a considerable impact on various industrial applications.
Latest Patents
Shibata's latest patents include a silicone rubber composite material and a valve timing control device. The silicone rubber composite material features a unique combination of silicone rubber with first and second carbon nanotubes. The first carbon nanotubes have an average diameter of not more than 30 nm, while the second carbon nanotubes range from more than 30 nm to not more than 1000 nm. This innovative material includes 2.5 to 10 parts by weight of the first carbon nanotubes and 5 to 15 parts by weight of the second carbon nanotubes per 100 parts by weight of silicone rubber.
The valve timing control device patent describes a sealing member that is supported by a holding surface of a vane rotor. This sealing member slides on a sealing surface formed by the inner surface of a housing rotor, effectively sealing an advancing chamber and a retarding chamber from each other. The design includes a pressure-receiving surface that receives pressure from a working chamber, and a diffuser surface that forms a sealing gap, enhancing the sealing effectiveness as the pressure increases.
Career Highlights
Throughout his career, Haruhisa Shibata has worked with prominent companies such as Denso Corporation and Nippondenso Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in the field of silicone rubber technology.
Collaborations
Shibata has collaborated with notable coworkers, including Junichi Ohguchi and Kazuo Kato. These partnerships have contributed to the advancement of his research and the successful development of his patents.
Conclusion
Haruhisa Shibata is a distinguished inventor whose work in silicone rubber technology has led to significant advancements in the field. His innovative patents and collaborations with industry leaders highlight his contributions to materials science.
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.