Location History:
- Iwata, JA (1976)
- Shizuoka, JP (1982 - 1984)
- Iwata, JP (1988 - 1998)
Company Filing History:
17 out of 4,233 
1 out of 1 Years Active: 1976-1998
Title: The Innovative Contributions of Yoshiharu Isaka
Introduction
Yoshiharu Isaka is a prominent inventor based in Iwata, Japan. He has made significant contributions to the field of internal combustion engines, holding a total of 18 patents. His work focuses on enhancing engine efficiency and performance through innovative designs.
Latest Patents
Among his latest patents is the "Tumble Valve for Multi-Valve Engine." This invention features various embodiments of induction systems for three-intake-valve-per-cylinder internal combustion engines. The design allows for the intake valves and flow passages to generate a tumble motion in the inducted intake charge. Additionally, control valves are included to redirect flow and increase tumble action under low-speed, low-load conditions. Another notable patent is the "Tumble Valve Arrangement for Engine," which involves a single intake valve per cylinder engine. This design promotes stratification in the combustion chamber and generates a tumble action in the intake passage during specific operating conditions.
Career Highlights
Yoshiharu Isaka has worked with notable companies such as Yamaha Motor Co., Ltd. and Yamaha Kogyo Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in engine technology.
Collaborations
Throughout his career, Isaka has collaborated with talented individuals, including Kiyohiko Oguri and Yukiharu Hosoi. These partnerships have contributed to the advancement of his inventions and the overall progress in engine design.
Conclusion
Yoshiharu Isaka's contributions to engine technology through his patents and collaborations highlight his role as an influential inventor in the automotive industry. His innovative designs continue to shape the future of internal combustion engines.
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.